Home / 1,515,059.52-2,272,451.04-1,396,265.28

Finding the Fourth Proportional to 1,515,059.52, 2,272,451.04 and 1,396,265.28

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Solution

The fourth proportional to 1,515,059.52, 2,272,451.04 and 1,396,265.28 is: 2,094,270.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,515,059.52 : 2,272,451.04 = 1,396,265.28 : x
  2. Step 2: Convert to fraction form
    1,515,059.52/2,272,451.04 = 1,396,265.28/x
  3. Step 3: Cross multiply
    1,515,059.52x = 2,272,451.04 × 1,396,265.28
  4. Step 4: Simplify right side
    1,515,059.52x = 3,172,944,487,651.89
  5. Step 5: Solve for x
    x = 3,172,944,487,651.89/1,515,059.52
  6. Step 6: Final answer
    x = 2,094,270.52

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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.