Home / 2,230,143.12-3,345,079.20-790,897.92

Finding the Fourth Proportional to 2,230,143.12, 3,345,079.20 and 790,897.92

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Solution

The fourth proportional to 2,230,143.12, 3,345,079.20 and 790,897.92 is: 1,186,298.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,230,143.12 : 3,345,079.20 = 790,897.92 : x
  2. Step 2: Convert to fraction form
    2,230,143.12/3,345,079.20 = 790,897.92/x
  3. Step 3: Cross multiply
    2,230,143.12x = 3,345,079.20 × 790,897.92
  4. Step 4: Simplify right side
    2,230,143.12x = 2,645,616,181,515.26
  5. Step 5: Solve for x
    x = 2,645,616,181,515.26/2,230,143.12
  6. Step 6: Final answer
    x = 1,186,298.83

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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.