Home / 1,309,542.30-1,807,150.23-736,582.86

Finding the Fourth Proportional to 1,309,542.30, 1,807,150.23 and 736,582.86

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Solution

The fourth proportional to 1,309,542.30, 1,807,150.23 and 736,582.86 is: 1,016,474.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,309,542.30 : 1,807,150.23 = 736,582.86 : x
  2. Step 2: Convert to fraction form
    1,309,542.30/1,807,150.23 = 736,582.86/x
  3. Step 3: Cross multiply
    1,309,542.30x = 1,807,150.23 × 736,582.86
  4. Step 4: Simplify right side
    1,309,542.30x = 1,331,115,884,863.06
  5. Step 5: Solve for x
    x = 1,331,115,884,863.06/1,309,542.30
  6. Step 6: Final answer
    x = 1,016,474.14

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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.