Home / 1,349,990.10-2,023,042.83-581,276.78

Finding the Fourth Proportional to 1,349,990.10, 2,023,042.83 and 581,276.78

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Solution

The fourth proportional to 1,349,990.10, 2,023,042.83 and 581,276.78 is: 871,078.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,349,990.10 : 2,023,042.83 = 581,276.78 : x
  2. Step 2: Convert to fraction form
    1,349,990.10/2,023,042.83 = 581,276.78/x
  3. Step 3: Cross multiply
    1,349,990.10x = 2,023,042.83 × 581,276.78
  4. Step 4: Simplify right side
    1,349,990.10x = 1,175,947,811,909.27
  5. Step 5: Solve for x
    x = 1,175,947,811,909.27/1,349,990.10
  6. Step 6: Final answer
    x = 871,078.84

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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.