Home / 1,057,819.28-1,459,585.32-628,234.16

Finding the Fourth Proportional to 1,057,819.28, 1,459,585.32 and 628,234.16

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Solution

The fourth proportional to 1,057,819.28, 1,459,585.32 and 628,234.16 is: 866,841.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,057,819.28 : 1,459,585.32 = 628,234.16 : x
  2. Step 2: Convert to fraction form
    1,057,819.28/1,459,585.32 = 628,234.16/x
  3. Step 3: Cross multiply
    1,057,819.28x = 1,459,585.32 × 628,234.16
  4. Step 4: Simplify right side
    1,057,819.28x = 916,961,357,458.53
  5. Step 5: Solve for x
    x = 916,961,357,458.53/1,057,819.28
  6. Step 6: Final answer
    x = 866,841.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.