Home / 2,667,042.19-3,680,529.96-1,443,347.90

Finding the Fourth Proportional to 2,667,042.19, 3,680,529.96 and 1,443,347.90

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Solution

The fourth proportional to 2,667,042.19, 3,680,529.96 and 1,443,347.90 is: 1,991,826.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,667,042.19 : 3,680,529.96 = 1,443,347.90 : x
  2. Step 2: Convert to fraction form
    2,667,042.19/3,680,529.96 = 1,443,347.90/x
  3. Step 3: Cross multiply
    2,667,042.19x = 3,680,529.96 × 1,443,347.90
  4. Step 4: Simplify right side
    2,667,042.19x = 5,312,285,188,653.08
  5. Step 5: Solve for x
    x = 5,312,285,188,653.08/2,667,042.19
  6. Step 6: Final answer
    x = 1,991,826.45

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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.