Home / 3,102,870.10-4,654,305.15-2,146,276.30

Finding the Fourth Proportional to 3,102,870.10, 4,654,305.15 and 2,146,276.30

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Solution

The fourth proportional to 3,102,870.10, 4,654,305.15 and 2,146,276.30 is: 3,219,414.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,102,870.10 : 4,654,305.15 = 2,146,276.30 : x
  2. Step 2: Convert to fraction form
    3,102,870.10/4,654,305.15 = 2,146,276.30/x
  3. Step 3: Cross multiply
    3,102,870.10x = 4,654,305.15 × 2,146,276.30
  4. Step 4: Simplify right side
    3,102,870.10x = 9,989,424,836,412.95
  5. Step 5: Solve for x
    x = 9,989,424,836,412.95/3,102,870.10
  6. Step 6: Final answer
    x = 3,219,414.45

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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.