Home / 2,969,866.40-4,454,799.60-726,004.40

Finding the Fourth Proportional to 2,969,866.40, 4,454,799.60 and 726,004.40

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Solution

The fourth proportional to 2,969,866.40, 4,454,799.60 and 726,004.40 is: 1,089,006.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,969,866.40 : 4,454,799.60 = 726,004.40 : x
  2. Step 2: Convert to fraction form
    2,969,866.40/4,454,799.60 = 726,004.40/x
  3. Step 3: Cross multiply
    2,969,866.40x = 4,454,799.60 × 726,004.40
  4. Step 4: Simplify right side
    2,969,866.40x = 3,234,204,110,718.24
  5. Step 5: Solve for x
    x = 3,234,204,110,718.24/2,969,866.40
  6. Step 6: Final answer
    x = 1,089,006.60

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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.