Home / 4,698,905.40-7,048,358.10-4,456,294.20

Finding the Fourth Proportional to 4,698,905.40, 7,048,358.10 and 4,456,294.20

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Solution

The fourth proportional to 4,698,905.40, 7,048,358.10 and 4,456,294.20 is: 6,684,441.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,698,905.40 : 7,048,358.10 = 4,456,294.20 : x
  2. Step 2: Convert to fraction form
    4,698,905.40/7,048,358.10 = 4,456,294.20/x
  3. Step 3: Cross multiply
    4,698,905.40x = 7,048,358.10 × 4,456,294.20
  4. Step 4: Simplify right side
    4,698,905.40x = 31,409,557,320,553.02
  5. Step 5: Solve for x
    x = 31,409,557,320,553.02/4,698,905.40
  6. Step 6: Final answer
    x = 6,684,441.30

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Double scale
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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.