Home / 3,174,047.01-4,381,525.28-2,142,951.55

Finding the Fourth Proportional to 3,174,047.01, 4,381,525.28 and 2,142,951.55

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Solution

The fourth proportional to 3,174,047.01, 4,381,525.28 and 2,142,951.55 is: 2,958,178.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,174,047.01 : 4,381,525.28 = 2,142,951.55 : x
  2. Step 2: Convert to fraction form
    3,174,047.01/4,381,525.28 = 2,142,951.55/x
  3. Step 3: Cross multiply
    3,174,047.01x = 4,381,525.28 × 2,142,951.55
  4. Step 4: Simplify right side
    3,174,047.01x = 9,389,396,390,140.18
  5. Step 5: Solve for x
    x = 9,389,396,390,140.18/3,174,047.01
  6. Step 6: Final answer
    x = 2,958,178.11

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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.