Home / 2,834,101.90-4,251,981.21-914,968.30

Finding the Fourth Proportional to 2,834,101.90, 4,251,981.21 and 914,968.30

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Solution

The fourth proportional to 2,834,101.90, 4,251,981.21 and 914,968.30 is: 1,372,719.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,834,101.90 : 4,251,981.21 = 914,968.30 : x
  2. Step 2: Convert to fraction form
    2,834,101.90/4,251,981.21 = 914,968.30/x
  3. Step 3: Cross multiply
    2,834,101.90x = 4,251,981.21 × 914,968.30
  4. Step 4: Simplify right side
    2,834,101.90x = 3,890,428,019,345.64
  5. Step 5: Solve for x
    x = 3,890,428,019,345.64/2,834,101.90
  6. Step 6: Final answer
    x = 1,372,719.88

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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.