Home / 2,251,281.69-3,376,972.35-812,080.17

Finding the Fourth Proportional to 2,251,281.69, 3,376,972.35 and 812,080.17

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Solution

The fourth proportional to 2,251,281.69, 3,376,972.35 and 812,080.17 is: 1,218,138.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,251,281.69 : 3,376,972.35 = 812,080.17 : x
  2. Step 2: Convert to fraction form
    2,251,281.69/3,376,972.35 = 812,080.17/x
  3. Step 3: Cross multiply
    2,251,281.69x = 3,376,972.35 × 812,080.17
  4. Step 4: Simplify right side
    2,251,281.69x = 2,742,372,280,073.30
  5. Step 5: Solve for x
    x = 2,742,372,280,073.30/2,251,281.69
  6. Step 6: Final answer
    x = 1,218,138.22

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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.