Home / 1,489,419.60-2,233,035.90-590,416.80

Finding the Fourth Proportional to 1,489,419.60, 2,233,035.90 and 590,416.80

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Solution

The fourth proportional to 1,489,419.60, 2,233,035.90 and 590,416.80 is: 885,191.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,489,419.60 : 2,233,035.90 = 590,416.80 : x
  2. Step 2: Convert to fraction form
    1,489,419.60/2,233,035.90 = 590,416.80/x
  3. Step 3: Cross multiply
    1,489,419.60x = 2,233,035.90 × 590,416.80
  4. Step 4: Simplify right side
    1,489,419.60x = 1,318,421,910,363.12
  5. Step 5: Solve for x
    x = 1,318,421,910,363.12/1,489,419.60
  6. Step 6: Final answer
    x = 885,191.73

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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.