Home / 3,435,230.40-5,152,845.60-911,140.80

Finding the Fourth Proportional to 3,435,230.40, 5,152,845.60 and 911,140.80

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Solution

The fourth proportional to 3,435,230.40, 5,152,845.60 and 911,140.80 is: 1,366,711.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,435,230.40 : 5,152,845.60 = 911,140.80 : x
  2. Step 2: Convert to fraction form
    3,435,230.40/5,152,845.60 = 911,140.80/x
  3. Step 3: Cross multiply
    3,435,230.40x = 5,152,845.60 × 911,140.80
  4. Step 4: Simplify right side
    3,435,230.40x = 4,694,967,862,260.48
  5. Step 5: Solve for x
    x = 4,694,967,862,260.48/3,435,230.40
  6. Step 6: Final answer
    x = 1,366,711.20

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Similar ratio
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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.