Home / 1,490,424.60-2,234,543.40-591,421.80

Finding the Fourth Proportional to 1,490,424.60, 2,234,543.40 and 591,421.80

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Solution

The fourth proportional to 1,490,424.60, 2,234,543.40 and 591,421.80 is: 886,698.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,490,424.60 : 2,234,543.40 = 591,421.80 : x
  2. Step 2: Convert to fraction form
    1,490,424.60/2,234,543.40 = 591,421.80/x
  3. Step 3: Cross multiply
    1,490,424.60x = 2,234,543.40 × 591,421.80
  4. Step 4: Simplify right side
    1,490,424.60x = 1,321,557,679,806.12
  5. Step 5: Solve for x
    x = 1,321,557,679,806.12/1,490,424.60
  6. Step 6: Final answer
    x = 886,698.78

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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.