Home / 4,698,672.90-7,048,009.35-2,179,248.90

Finding the Fourth Proportional to 4,698,672.90, 7,048,009.35 and 2,179,248.90

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Solution

The fourth proportional to 4,698,672.90, 7,048,009.35 and 2,179,248.90 is: 3,268,873.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,698,672.90 : 7,048,009.35 = 2,179,248.90 : x
  2. Step 2: Convert to fraction form
    4,698,672.90/7,048,009.35 = 2,179,248.90/x
  3. Step 3: Cross multiply
    4,698,672.90x = 7,048,009.35 × 2,179,248.90
  4. Step 4: Simplify right side
    4,698,672.90x = 15,359,366,623,177.21
  5. Step 5: Solve for x
    x = 15,359,366,623,177.21/4,698,672.90
  6. Step 6: Final answer
    x = 3,268,873.35

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Double scale
Find fourth proportional to 4,698,673.90, 7,048,010.85 and 2,179,249.90
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.