Home / 1,169,508-1,613,960.16-716,711.52

Finding the Fourth Proportional to 1,169,508, 1,613,960.16 and 716,711.52

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Solution

The fourth proportional to 1,169,508, 1,613,960.16 and 716,711.52 is: 989,085.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,169,508 : 1,613,960.16 = 716,711.52 : x
  2. Step 2: Convert to fraction form
    1,169,508/1,613,960.16 = 716,711.52/x
  3. Step 3: Cross multiply
    1,169,508x = 1,613,960.16 × 716,711.52
  4. Step 4: Simplify right side
    1,169,508x = 1,156,743,839,493.04
  5. Step 5: Solve for x
    x = 1,156,743,839,493.04/1,169,508
  6. Step 6: Final answer
    x = 989,085.87

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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.