Home / 1,339,007.28-1,847,824.34-727,155.77

Finding the Fourth Proportional to 1,339,007.28, 1,847,824.34 and 727,155.77

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Solution

The fourth proportional to 1,339,007.28, 1,847,824.34 and 727,155.77 is: 1,003,471.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,339,007.28 : 1,847,824.34 = 727,155.77 : x
  2. Step 2: Convert to fraction form
    1,339,007.28/1,847,824.34 = 727,155.77/x
  3. Step 3: Cross multiply
    1,339,007.28x = 1,847,824.34 × 727,155.77
  4. Step 4: Simplify right side
    1,339,007.28x = 1,343,656,117,902.54
  5. Step 5: Solve for x
    x = 1,343,656,117,902.54/1,339,007.28
  6. Step 6: Final answer
    x = 1,003,471.85

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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.