Home / 1,102,909.95-1,655,781.72-850,350.86

Finding the Fourth Proportional to 1,102,909.95, 1,655,781.72 and 850,350.86

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Solution

The fourth proportional to 1,102,909.95, 1,655,781.72 and 850,350.86 is: 1,276,618.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,102,909.95 : 1,655,781.72 = 850,350.86 : x
  2. Step 2: Convert to fraction form
    1,102,909.95/1,655,781.72 = 850,350.86/x
  3. Step 3: Cross multiply
    1,102,909.95x = 1,655,781.72 × 850,350.86
  4. Step 4: Simplify right side
    1,102,909.95x = 1,407,995,411,490.57
  5. Step 5: Solve for x
    x = 1,407,995,411,490.57/1,102,909.95
  6. Step 6: Final answer
    x = 1,276,618.65

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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.