Home / 1,462,812.61-2,193,429.96-663,658.12

Finding the Fourth Proportional to 1,462,812.61, 2,193,429.96 and 663,658.12

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Solution

The fourth proportional to 1,462,812.61, 2,193,429.96 and 663,658.12 is: 995,129.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,462,812.61 : 2,193,429.96 = 663,658.12 : x
  2. Step 2: Convert to fraction form
    1,462,812.61/2,193,429.96 = 663,658.12/x
  3. Step 3: Cross multiply
    1,462,812.61x = 2,193,429.96 × 663,658.12
  4. Step 4: Simplify right side
    1,462,812.61x = 1,455,687,603,605.28
  5. Step 5: Solve for x
    x = 1,455,687,603,605.28/1,462,812.61
  6. Step 6: Final answer
    x = 995,129.24

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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.