Home / 4,126,502.10-6,189,753.15-1,286,591.70

Finding the Fourth Proportional to 4,126,502.10, 6,189,753.15 and 1,286,591.70

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Solution

The fourth proportional to 4,126,502.10, 6,189,753.15 and 1,286,591.70 is: 1,929,887.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,126,502.10 : 6,189,753.15 = 1,286,591.70 : x
  2. Step 2: Convert to fraction form
    4,126,502.10/6,189,753.15 = 1,286,591.70/x
  3. Step 3: Cross multiply
    4,126,502.10x = 6,189,753.15 × 1,286,591.70
  4. Step 4: Simplify right side
    4,126,502.10x = 7,963,685,027,838.86
  5. Step 5: Solve for x
    x = 7,963,685,027,838.86/4,126,502.10
  6. Step 6: Final answer
    x = 1,929,887.55

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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.