Home / 1,431,515.60-2,147,217.29-484,886.28

Finding the Fourth Proportional to 1,431,515.60, 2,147,217.29 and 484,886.28

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Solution

The fourth proportional to 1,431,515.60, 2,147,217.29 and 484,886.28 is: 727,310.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,431,515.60 : 2,147,217.29 = 484,886.28 : x
  2. Step 2: Convert to fraction form
    1,431,515.60/2,147,217.29 = 484,886.28/x
  3. Step 3: Cross multiply
    1,431,515.60x = 2,147,217.29 × 484,886.28
  4. Step 4: Simplify right side
    1,431,515.60x = 1,041,156,204,099.78
  5. Step 5: Solve for x
    x = 1,041,156,204,099.78/1,431,515.60
  6. Step 6: Final answer
    x = 727,310.41

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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.