Home / 1,261,825.08-1,741,417.98-717,983.76

Finding the Fourth Proportional to 1,261,825.08, 1,741,417.98 and 717,983.76

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Solution

The fourth proportional to 1,261,825.08, 1,741,417.98 and 717,983.76 is: 990,874.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,261,825.08 : 1,741,417.98 = 717,983.76 : x
  2. Step 2: Convert to fraction form
    1,261,825.08/1,741,417.98 = 717,983.76/x
  3. Step 3: Cross multiply
    1,261,825.08x = 1,741,417.98 × 717,983.76
  4. Step 4: Simplify right side
    1,261,825.08x = 1,250,309,829,012.00
  5. Step 5: Solve for x
    x = 1,250,309,829,012.00/1,261,825.08
  6. Step 6: Final answer
    x = 990,874.13

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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.