Home / 1,100,726.60-1,649,121.60-931,452.80

Finding the Fourth Proportional to 1,100,726.60, 1,649,121.60 and 931,452.80

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Solution

The fourth proportional to 1,100,726.60, 1,649,121.60 and 931,452.80 is: 1,395,513.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,100,726.60 : 1,649,121.60 = 931,452.80 : x
  2. Step 2: Convert to fraction form
    1,100,726.60/1,649,121.60 = 931,452.80/x
  3. Step 3: Cross multiply
    1,100,726.60x = 1,649,121.60 × 931,452.80
  4. Step 4: Simplify right side
    1,100,726.60x = 1,536,078,931,860.48
  5. Step 5: Solve for x
    x = 1,536,078,931,860.48/1,100,726.60
  6. Step 6: Final answer
    x = 1,395,513.59

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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.