Home / 1,522,439.62-2,100,966.62-834,137.56

Finding the Fourth Proportional to 1,522,439.62, 2,100,966.62 and 834,137.56

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Solution

The fourth proportional to 1,522,439.62, 2,100,966.62 and 834,137.56 is: 1,151,109.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,522,439.62 : 2,100,966.62 = 834,137.56 : x
  2. Step 2: Convert to fraction form
    1,522,439.62/2,100,966.62 = 834,137.56/x
  3. Step 3: Cross multiply
    1,522,439.62x = 2,100,966.62 × 834,137.56
  4. Step 4: Simplify right side
    1,522,439.62x = 1,752,495,163,753.16
  5. Step 5: Solve for x
    x = 1,752,495,163,753.16/1,522,439.62
  6. Step 6: Final answer
    x = 1,151,109.80

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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.