Home / 1,154,409.60-1,731,614.40-729,256.80

Finding the Fourth Proportional to 1,154,409.60, 1,731,614.40 and 729,256.80

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Solution

The fourth proportional to 1,154,409.60, 1,731,614.40 and 729,256.80 is: 1,093,885.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,154,409.60 : 1,731,614.40 = 729,256.80 : x
  2. Step 2: Convert to fraction form
    1,154,409.60/1,731,614.40 = 729,256.80/x
  3. Step 3: Cross multiply
    1,154,409.60x = 1,731,614.40 × 729,256.80
  4. Step 4: Simplify right side
    1,154,409.60x = 1,262,791,576,177.92
  5. Step 5: Solve for x
    x = 1,262,791,576,177.92/1,154,409.60
  6. Step 6: Final answer
    x = 1,093,885.20

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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.