Home / 1,270,613.28-1,754,266.88-787,694.52

Finding the Fourth Proportional to 1,270,613.28, 1,754,266.88 and 787,694.52

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Solution

The fourth proportional to 1,270,613.28, 1,754,266.88 and 787,694.52 is: 1,087,527.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,270,613.28 : 1,754,266.88 = 787,694.52 : x
  2. Step 2: Convert to fraction form
    1,270,613.28/1,754,266.88 = 787,694.52/x
  3. Step 3: Cross multiply
    1,270,613.28x = 1,754,266.88 × 787,694.52
  4. Step 4: Simplify right side
    1,270,613.28x = 1,381,826,407,993.50
  5. Step 5: Solve for x
    x = 1,381,826,407,993.50/1,270,613.28
  6. Step 6: Final answer
    x = 1,087,527.13

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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.