Home / 737,622.40-1,106,433.60-727,124.80

Finding the Fourth Proportional to 737,622.40, 1,106,433.60 and 727,124.80

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Solution

The fourth proportional to 737,622.40, 1,106,433.60 and 727,124.80 is: 1,090,687.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    737,622.40 : 1,106,433.60 = 727,124.80 : x
  2. Step 2: Convert to fraction form
    737,622.40/1,106,433.60 = 727,124.80/x
  3. Step 3: Cross multiply
    737,622.40x = 1,106,433.60 × 727,124.80
  4. Step 4: Simplify right side
    737,622.40x = 804,515,310,113.28
  5. Step 5: Solve for x
    x = 804,515,310,113.28/737,622.40
  6. Step 6: Final answer
    x = 1,090,687.20

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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.