Home / 2,420,740.40-3,631,110.60-647,812.40

Finding the Fourth Proportional to 2,420,740.40, 3,631,110.60 and 647,812.40

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Solution

The fourth proportional to 2,420,740.40, 3,631,110.60 and 647,812.40 is: 971,718.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,420,740.40 : 3,631,110.60 = 647,812.40 : x
  2. Step 2: Convert to fraction form
    2,420,740.40/3,631,110.60 = 647,812.40/x
  3. Step 3: Cross multiply
    2,420,740.40x = 3,631,110.60 × 647,812.40
  4. Step 4: Simplify right side
    2,420,740.40x = 2,352,278,472,451.44
  5. Step 5: Solve for x
    x = 2,352,278,472,451.44/2,420,740.40
  6. Step 6: Final answer
    x = 971,718.60

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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.