Home / 1,115,678.52-1,539,646.52-606,382.11

Finding the Fourth Proportional to 1,115,678.52, 1,539,646.52 and 606,382.11

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Solution

The fourth proportional to 1,115,678.52, 1,539,646.52 and 606,382.11 is: 836,812.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,115,678.52 : 1,539,646.52 = 606,382.11 : x
  2. Step 2: Convert to fraction form
    1,115,678.52/1,539,646.52 = 606,382.11/x
  3. Step 3: Cross multiply
    1,115,678.52x = 1,539,646.52 × 606,382.11
  4. Step 4: Simplify right side
    1,115,678.52x = 933,614,102,419.85
  5. Step 5: Solve for x
    x = 933,614,102,419.85/1,115,678.52
  6. Step 6: Final answer
    x = 836,812.83

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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.