Home / 1,465,047.15-2,198,099.24-781,214.77

Finding the Fourth Proportional to 1,465,047.15, 2,198,099.24 and 781,214.77

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Solution

The fourth proportional to 1,465,047.15, 2,198,099.24 and 781,214.77 is: 1,172,103.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,465,047.15 : 2,198,099.24 = 781,214.77 : x
  2. Step 2: Convert to fraction form
    1,465,047.15/2,198,099.24 = 781,214.77/x
  3. Step 3: Cross multiply
    1,465,047.15x = 2,198,099.24 × 781,214.77
  4. Step 4: Simplify right side
    1,465,047.15x = 1,717,187,592,213.78
  5. Step 5: Solve for x
    x = 1,717,187,592,213.78/1,465,047.15
  6. Step 6: Final answer
    x = 1,172,103.98

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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.