Home / 1,374,320.40-2,061,480.60-576,502.80

Finding the Fourth Proportional to 1,374,320.40, 2,061,480.60 and 576,502.80

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Solution

The fourth proportional to 1,374,320.40, 2,061,480.60 and 576,502.80 is: 864,754.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,374,320.40 : 2,061,480.60 = 576,502.80 : x
  2. Step 2: Convert to fraction form
    1,374,320.40/2,061,480.60 = 576,502.80/x
  3. Step 3: Cross multiply
    1,374,320.40x = 2,061,480.60 × 576,502.80
  4. Step 4: Simplify right side
    1,374,320.40x = 1,188,449,338,045.68
  5. Step 5: Solve for x
    x = 1,188,449,338,045.68/1,374,320.40
  6. Step 6: Final answer
    x = 864,754.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.