Home / 1,522,883.20-2,101,581.30-834,445.68

Finding the Fourth Proportional to 1,522,883.20, 2,101,581.30 and 834,445.68

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Solution

The fourth proportional to 1,522,883.20, 2,101,581.30 and 834,445.68 is: 1,151,536.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,522,883.20 : 2,101,581.30 = 834,445.68 : x
  2. Step 2: Convert to fraction form
    1,522,883.20/2,101,581.30 = 834,445.68/x
  3. Step 3: Cross multiply
    1,522,883.20x = 2,101,581.30 × 834,445.68
  4. Step 4: Simplify right side
    1,522,883.20x = 1,753,655,436,953.78
  5. Step 5: Solve for x
    x = 1,753,655,436,953.78/1,522,883.20
  6. Step 6: Final answer
    x = 1,151,536.40

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.