Home / 1,057,560.30-1,584,007.65-636,101.10

Finding the Fourth Proportional to 1,057,560.30, 1,584,007.65 and 636,101.10

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Solution

The fourth proportional to 1,057,560.30, 1,584,007.65 and 636,101.10 is: 952,748.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,057,560.30 : 1,584,007.65 = 636,101.10 : x
  2. Step 2: Convert to fraction form
    1,057,560.30/1,584,007.65 = 636,101.10/x
  3. Step 3: Cross multiply
    1,057,560.30x = 1,584,007.65 × 636,101.10
  4. Step 4: Simplify right side
    1,057,560.30x = 1,007,589,008,573.41
  5. Step 5: Solve for x
    x = 1,007,589,008,573.41/1,057,560.30
  6. Step 6: Final answer
    x = 952,748.52

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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.