Home / 1,126,451.52-1,689,897.87-495,363.24

Finding the Fourth Proportional to 1,126,451.52, 1,689,897.87 and 495,363.24

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Solution

The fourth proportional to 1,126,451.52, 1,689,897.87 and 495,363.24 is: 743,141.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,126,451.52 : 1,689,897.87 = 495,363.24 : x
  2. Step 2: Convert to fraction form
    1,126,451.52/1,689,897.87 = 495,363.24/x
  3. Step 3: Cross multiply
    1,126,451.52x = 1,689,897.87 × 495,363.24
  4. Step 4: Simplify right side
    1,126,451.52x = 837,113,284,152.30
  5. Step 5: Solve for x
    x = 837,113,284,152.30/1,126,451.52
  6. Step 6: Final answer
    x = 743,141.87

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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.