Home / 994,042.20-1,491,063.30-726,353.40

Finding the Fourth Proportional to 994,042.20, 1,491,063.30 and 726,353.40

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Solution

The fourth proportional to 994,042.20, 1,491,063.30 and 726,353.40 is: 1,089,530.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    994,042.20 : 1,491,063.30 = 726,353.40 : x
  2. Step 2: Convert to fraction form
    994,042.20/1,491,063.30 = 726,353.40/x
  3. Step 3: Cross multiply
    994,042.20x = 1,491,063.30 × 726,353.40
  4. Step 4: Simplify right side
    994,042.20x = 1,083,038,897,570.22
  5. Step 5: Solve for x
    x = 1,083,038,897,570.22/994,042.20
  6. Step 6: Final answer
    x = 1,089,530.10

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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.