Home / 1,040,073.12-1,435,561.92-587,626.56

Finding the Fourth Proportional to 1,040,073.12, 1,435,561.92 and 587,626.56

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Solution

The fourth proportional to 1,040,073.12, 1,435,561.92 and 587,626.56 is: 811,072.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,040,073.12 : 1,435,561.92 = 587,626.56 : x
  2. Step 2: Convert to fraction form
    1,040,073.12/1,435,561.92 = 587,626.56/x
  3. Step 3: Cross multiply
    1,040,073.12x = 1,435,561.92 × 587,626.56
  4. Step 4: Simplify right side
    1,040,073.12x = 843,574,312,716.60
  5. Step 5: Solve for x
    x = 843,574,312,716.60/1,040,073.12
  6. Step 6: Final answer
    x = 811,072.12

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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.