Home / 1,013,515.83-1,398,652.38-631,544.13

Finding the Fourth Proportional to 1,013,515.83, 1,398,652.38 and 631,544.13

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Solution

The fourth proportional to 1,013,515.83, 1,398,652.38 and 631,544.13 is: 871,531.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,013,515.83 : 1,398,652.38 = 631,544.13 : x
  2. Step 2: Convert to fraction form
    1,013,515.83/1,398,652.38 = 631,544.13/x
  3. Step 3: Cross multiply
    1,013,515.83x = 1,398,652.38 × 631,544.13
  4. Step 4: Simplify right side
    1,013,515.83x = 883,310,700,499.53
  5. Step 5: Solve for x
    x = 883,310,700,499.53/1,013,515.83
  6. Step 6: Final answer
    x = 871,531.23

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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.