Home / 3,676,345.20-5,514,517.80-1,878,631.20

Finding the Fourth Proportional to 3,676,345.20, 5,514,517.80 and 1,878,631.20

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Solution

The fourth proportional to 3,676,345.20, 5,514,517.80 and 1,878,631.20 is: 2,817,946.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,676,345.20 : 5,514,517.80 = 1,878,631.20 : x
  2. Step 2: Convert to fraction form
    3,676,345.20/5,514,517.80 = 1,878,631.20/x
  3. Step 3: Cross multiply
    3,676,345.20x = 5,514,517.80 × 1,878,631.20
  4. Step 4: Simplify right side
    3,676,345.20x = 10,359,745,192,035.36
  5. Step 5: Solve for x
    x = 10,359,745,192,035.36/3,676,345.20
  6. Step 6: Final answer
    x = 2,817,946.80

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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.