Home / 2,079,013.30-3,118,519.95-731,165.20

Finding the Fourth Proportional to 2,079,013.30, 3,118,519.95 and 731,165.20

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Solution

The fourth proportional to 2,079,013.30, 3,118,519.95 and 731,165.20 is: 1,096,747.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,079,013.30 : 3,118,519.95 = 731,165.20 : x
  2. Step 2: Convert to fraction form
    2,079,013.30/3,118,519.95 = 731,165.20/x
  3. Step 3: Cross multiply
    2,079,013.30x = 3,118,519.95 × 731,165.20
  4. Step 4: Simplify right side
    2,079,013.30x = 2,280,153,262,945.74
  5. Step 5: Solve for x
    x = 2,280,153,262,945.74/2,079,013.30
  6. Step 6: Final answer
    x = 1,096,747.80

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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.