Home / 1,276,906.16-1,762,144.08-703,966.85

Finding the Fourth Proportional to 1,276,906.16, 1,762,144.08 and 703,966.85

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Solution

The fourth proportional to 1,276,906.16, 1,762,144.08 and 703,966.85 is: 971,481.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,276,906.16 : 1,762,144.08 = 703,966.85 : x
  2. Step 2: Convert to fraction form
    1,276,906.16/1,762,144.08 = 703,966.85/x
  3. Step 3: Cross multiply
    1,276,906.16x = 1,762,144.08 × 703,966.85
  4. Step 4: Simplify right side
    1,276,906.16x = 1,240,491,017,243.75
  5. Step 5: Solve for x
    x = 1,240,491,017,243.75/1,276,906.16
  6. Step 6: Final answer
    x = 971,481.74

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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.