Home / 1,281,493.62-1,768,439.25-914,646.24

Finding the Fourth Proportional to 1,281,493.62, 1,768,439.25 and 914,646.24

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Solution

The fourth proportional to 1,281,493.62, 1,768,439.25 and 914,646.24 is: 1,262,196.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,281,493.62 : 1,768,439.25 = 914,646.24 : x
  2. Step 2: Convert to fraction form
    1,281,493.62/1,768,439.25 = 914,646.24/x
  3. Step 3: Cross multiply
    1,281,493.62x = 1,768,439.25 × 914,646.24
  4. Step 4: Simplify right side
    1,281,493.62x = 1,617,496,310,680.92
  5. Step 5: Solve for x
    x = 1,617,496,310,680.92/1,281,493.62
  6. Step 6: Final answer
    x = 1,262,196.15

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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.