Home / 3,102,859.10-4,654,288.65-2,146,265.30

Finding the Fourth Proportional to 3,102,859.10, 4,654,288.65 and 2,146,265.30

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Solution

The fourth proportional to 3,102,859.10, 4,654,288.65 and 2,146,265.30 is: 3,219,397.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,102,859.10 : 4,654,288.65 = 2,146,265.30 : x
  2. Step 2: Convert to fraction form
    3,102,859.10/4,654,288.65 = 2,146,265.30/x
  3. Step 3: Cross multiply
    3,102,859.10x = 4,654,288.65 × 2,146,265.30
  4. Step 4: Simplify right side
    3,102,859.10x = 9,989,338,225,678.85
  5. Step 5: Solve for x
    x = 9,989,338,225,678.85/3,102,859.10
  6. Step 6: Final answer
    x = 3,219,397.95

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Similar ratio
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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.