Home / 2,739,121.38-4,106,455.47-1,142,873.82

Finding the Fourth Proportional to 2,739,121.38, 4,106,455.47 and 1,142,873.82

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Solution

The fourth proportional to 2,739,121.38, 4,106,455.47 and 1,142,873.82 is: 1,713,381.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,739,121.38 : 4,106,455.47 = 1,142,873.82 : x
  2. Step 2: Convert to fraction form
    2,739,121.38/4,106,455.47 = 1,142,873.82/x
  3. Step 3: Cross multiply
    2,739,121.38x = 4,106,455.47 × 1,142,873.82
  4. Step 4: Simplify right side
    2,739,121.38x = 4,693,160,449,658.80
  5. Step 5: Solve for x
    x = 4,693,160,449,658.80/2,739,121.38
  6. Step 6: Final answer
    x = 1,713,381.70

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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.