Home / 1,489,346.60-2,233,261.74-731,244.92

Finding the Fourth Proportional to 1,489,346.60, 2,233,261.74 and 731,244.92

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Solution

The fourth proportional to 1,489,346.60, 2,233,261.74 and 731,244.92 is: 1,096,495.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,489,346.60 : 2,233,261.74 = 731,244.92 : x
  2. Step 2: Convert to fraction form
    1,489,346.60/2,233,261.74 = 731,244.92/x
  3. Step 3: Cross multiply
    1,489,346.60x = 2,233,261.74 × 731,244.92
  4. Step 4: Simplify right side
    1,489,346.60x = 1,633,061,302,405.36
  5. Step 5: Solve for x
    x = 1,633,061,302,405.36/1,489,346.60
  6. Step 6: Final answer
    x = 1,096,495.14

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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.