Home / 2,217,226.20-3,326,714.10-869,159.40

Finding the Fourth Proportional to 2,217,226.20, 3,326,714.10 and 869,159.40

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Solution

The fourth proportional to 2,217,226.20, 3,326,714.10 and 869,159.40 is: 1,304,082.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,217,226.20 : 3,326,714.10 = 869,159.40 : x
  2. Step 2: Convert to fraction form
    2,217,226.20/3,326,714.10 = 869,159.40/x
  3. Step 3: Cross multiply
    2,217,226.20x = 3,326,714.10 × 869,159.40
  4. Step 4: Simplify right side
    2,217,226.20x = 2,891,444,831,127.54
  5. Step 5: Solve for x
    x = 2,891,444,831,127.54/2,217,226.20
  6. Step 6: Final answer
    x = 1,304,082.02

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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.