Home / 1,136,635.34-1,568,549.21-627,337.71

Finding the Fourth Proportional to 1,136,635.34, 1,568,549.21 and 627,337.71

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Solution

The fourth proportional to 1,136,635.34, 1,568,549.21 and 627,337.71 is: 865,721.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,136,635.34 : 1,568,549.21 = 627,337.71 : x
  2. Step 2: Convert to fraction form
    1,136,635.34/1,568,549.21 = 627,337.71/x
  3. Step 3: Cross multiply
    1,136,635.34x = 1,568,549.21 × 627,337.71
  4. Step 4: Simplify right side
    1,136,635.34x = 984,010,066,287.02
  5. Step 5: Solve for x
    x = 984,010,066,287.02/1,136,635.34
  6. Step 6: Final answer
    x = 865,721.87

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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.