Home / 3,774,624.98-5,209,042.39-2,142,999.05

Finding the Fourth Proportional to 3,774,624.98, 5,209,042.39 and 2,142,999.05

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Solution

The fourth proportional to 3,774,624.98, 5,209,042.39 and 2,142,999.05 is: 2,957,372.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,774,624.98 : 5,209,042.39 = 2,142,999.05 : x
  2. Step 2: Convert to fraction form
    3,774,624.98/5,209,042.39 = 2,142,999.05/x
  3. Step 3: Cross multiply
    3,774,624.98x = 5,209,042.39 × 2,142,999.05
  4. Step 4: Simplify right side
    3,774,624.98x = 11,162,972,867,134.52
  5. Step 5: Solve for x
    x = 11,162,972,867,134.52/3,774,624.98
  6. Step 6: Final answer
    x = 2,957,372.70

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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.