Home / 1,131,002.88-1,560,795.20-614,759.12

Finding the Fourth Proportional to 1,131,002.88, 1,560,795.20 and 614,759.12

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Solution

The fourth proportional to 1,131,002.88, 1,560,795.20 and 614,759.12 is: 848,373.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,131,002.88 : 1,560,795.20 = 614,759.12 : x
  2. Step 2: Convert to fraction form
    1,131,002.88/1,560,795.20 = 614,759.12/x
  3. Step 3: Cross multiply
    1,131,002.88x = 1,560,795.20 × 614,759.12
  4. Step 4: Simplify right side
    1,131,002.88x = 959,513,083,652.22
  5. Step 5: Solve for x
    x = 959,513,083,652.22/1,131,002.88
  6. Step 6: Final answer
    x = 848,373.69

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Double scale
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1.5x scale

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.