Home / 5,334,942-8,002,433.52-1,291,423.20

Finding the Fourth Proportional to 5,334,942, 8,002,433.52 and 1,291,423.20

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Solution

The fourth proportional to 5,334,942, 8,002,433.52 and 1,291,423.20 is: 1,937,139.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,334,942 : 8,002,433.52 = 1,291,423.20 : x
  2. Step 2: Convert to fraction form
    5,334,942/8,002,433.52 = 1,291,423.20/x
  3. Step 3: Cross multiply
    5,334,942x = 8,002,433.52 × 1,291,423.20
  4. Step 4: Simplify right side
    5,334,942x = 10,334,528,304,185.66
  5. Step 5: Solve for x
    x = 10,334,528,304,185.66/5,334,942
  6. Step 6: Final answer
    x = 1,937,139.77

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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.