Home / 5,719,791.80-7,890,017.72-3,426,623.88

Finding the Fourth Proportional to 5,719,791.80, 7,890,017.72 and 3,426,623.88

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Solution

The fourth proportional to 5,719,791.80, 7,890,017.72 and 3,426,623.88 is: 4,726,767.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,719,791.80 : 7,890,017.72 = 3,426,623.88 : x
  2. Step 2: Convert to fraction form
    5,719,791.80/7,890,017.72 = 3,426,623.88/x
  3. Step 3: Cross multiply
    5,719,791.80x = 7,890,017.72 × 3,426,623.88
  4. Step 4: Simplify right side
    5,719,791.80x = 27,036,123,132,975.15
  5. Step 5: Solve for x
    x = 27,036,123,132,975.15/5,719,791.80
  6. Step 6: Final answer
    x = 4,726,767.00

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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.