Home / 3,312,949.80-4,969,280.17-1,038,422.32

Finding the Fourth Proportional to 3,312,949.80, 4,969,280.17 and 1,038,422.32

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Solution

The fourth proportional to 3,312,949.80, 4,969,280.17 and 1,038,422.32 is: 1,557,588.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,312,949.80 : 4,969,280.17 = 1,038,422.32 : x
  2. Step 2: Convert to fraction form
    3,312,949.80/4,969,280.17 = 1,038,422.32/x
  3. Step 3: Cross multiply
    3,312,949.80x = 4,969,280.17 × 1,038,422.32
  4. Step 4: Simplify right side
    3,312,949.80x = 5,160,211,442,861.39
  5. Step 5: Solve for x
    x = 5,160,211,442,861.39/3,312,949.80
  6. Step 6: Final answer
    x = 1,557,588.18

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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.