Home / 2,318,920.11-3,478,618.51-802,600.57

Finding the Fourth Proportional to 2,318,920.11, 3,478,618.51 and 802,600.57

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Solution

The fourth proportional to 2,318,920.11, 3,478,618.51 and 802,600.57 is: 1,203,983.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,318,920.11 : 3,478,618.51 = 802,600.57 : x
  2. Step 2: Convert to fraction form
    2,318,920.11/3,478,618.51 = 802,600.57/x
  3. Step 3: Cross multiply
    2,318,920.11x = 3,478,618.51 × 802,600.57
  4. Step 4: Simplify right side
    2,318,920.11x = 2,791,941,198,938.55
  5. Step 5: Solve for x
    x = 2,791,941,198,938.55/2,318,920.11
  6. Step 6: Final answer
    x = 1,203,983.35

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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.