Home / 3,185,672.40-4,778,508.60-941,810.40

Finding the Fourth Proportional to 3,185,672.40, 4,778,508.60 and 941,810.40

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Solution

The fourth proportional to 3,185,672.40, 4,778,508.60 and 941,810.40 is: 1,412,715.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,185,672.40 : 4,778,508.60 = 941,810.40 : x
  2. Step 2: Convert to fraction form
    3,185,672.40/4,778,508.60 = 941,810.40/x
  3. Step 3: Cross multiply
    3,185,672.40x = 4,778,508.60 × 941,810.40
  4. Step 4: Simplify right side
    3,185,672.40x = 4,500,449,095,969.44
  5. Step 5: Solve for x
    x = 4,500,449,095,969.44/3,185,672.40
  6. Step 6: Final answer
    x = 1,412,715.60

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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.