Home / 1,503,121.80-2,256,432.30-904,758.60

Finding the Fourth Proportional to 1,503,121.80, 2,256,432.30 and 904,758.60

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Solution

The fourth proportional to 1,503,121.80, 2,256,432.30 and 904,758.60 is: 1,358,191.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,503,121.80 : 2,256,432.30 = 904,758.60 : x
  2. Step 2: Convert to fraction form
    1,503,121.80/2,256,432.30 = 904,758.60/x
  3. Step 3: Cross multiply
    1,503,121.80x = 2,256,432.30 × 904,758.60
  4. Step 4: Simplify right side
    1,503,121.80x = 2,041,526,528,742.78
  5. Step 5: Solve for x
    x = 2,041,526,528,742.78/1,503,121.80
  6. Step 6: Final answer
    x = 1,358,191.02

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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.