Home / 3,990,242.64-5,494,937.04-3,466,711.20

Finding the Fourth Proportional to 3,990,242.64, 5,494,937.04 and 3,466,711.20

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Solution

The fourth proportional to 3,990,242.64, 5,494,937.04 and 3,466,711.20 is: 4,773,985.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,990,242.64 : 5,494,937.04 = 3,466,711.20 : x
  2. Step 2: Convert to fraction form
    3,990,242.64/5,494,937.04 = 3,466,711.20/x
  3. Step 3: Cross multiply
    3,990,242.64x = 5,494,937.04 × 3,466,711.20
  4. Step 4: Simplify right side
    3,990,242.64x = 19,049,359,779,862.85
  5. Step 5: Solve for x
    x = 19,049,359,779,862.85/3,990,242.64
  6. Step 6: Final answer
    x = 4,773,985.32

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.