Home / 1,359,877.60-2,039,751.60-461,231.20

Finding the Fourth Proportional to 1,359,877.60, 2,039,751.60 and 461,231.20

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Solution

The fourth proportional to 1,359,877.60, 2,039,751.60 and 461,231.20 is: 691,824.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,359,877.60 : 2,039,751.60 = 461,231.20 : x
  2. Step 2: Convert to fraction form
    1,359,877.60/2,039,751.60 = 461,231.20/x
  3. Step 3: Cross multiply
    1,359,877.60x = 2,039,751.60 × 461,231.20
  4. Step 4: Simplify right side
    1,359,877.60x = 940,797,078,169.92
  5. Step 5: Solve for x
    x = 940,797,078,169.92/1,359,877.60
  6. Step 6: Final answer
    x = 691,824.82

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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.