Home / 1,119,356.38-1,544,753.52-636,003.39

Finding the Fourth Proportional to 1,119,356.38, 1,544,753.52 and 636,003.39

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Solution

The fourth proportional to 1,119,356.38, 1,544,753.52 and 636,003.39 is: 877,708.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,119,356.38 : 1,544,753.52 = 636,003.39 : x
  2. Step 2: Convert to fraction form
    1,119,356.38/1,544,753.52 = 636,003.39/x
  3. Step 3: Cross multiply
    1,119,356.38x = 1,544,753.52 × 636,003.39
  4. Step 4: Simplify right side
    1,119,356.38x = 982,468,472,254.42
  5. Step 5: Solve for x
    x = 982,468,472,254.42/1,119,356.38
  6. Step 6: Final answer
    x = 877,708.38

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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.