Home / 1,575,117.20-2,359,954.20-731,939.60

Finding the Fourth Proportional to 1,575,117.20, 2,359,954.20 and 731,939.60

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Solution

The fourth proportional to 1,575,117.20, 2,359,954.20 and 731,939.60 is: 1,096,644.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,575,117.20 : 2,359,954.20 = 731,939.60 : x
  2. Step 2: Convert to fraction form
    1,575,117.20/2,359,954.20 = 731,939.60/x
  3. Step 3: Cross multiply
    1,575,117.20x = 2,359,954.20 × 731,939.60
  4. Step 4: Simplify right side
    1,575,117.20x = 1,727,343,933,166.32
  5. Step 5: Solve for x
    x = 1,727,343,933,166.32/1,575,117.20
  6. Step 6: Final answer
    x = 1,096,644.70

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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.