Home / 2,667,040.19-3,680,527.20-1,443,345.90

Finding the Fourth Proportional to 2,667,040.19, 3,680,527.20 and 1,443,345.90

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Solution

The fourth proportional to 2,667,040.19, 3,680,527.20 and 1,443,345.90 is: 1,991,823.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,667,040.19 : 3,680,527.20 = 1,443,345.90 : x
  2. Step 2: Convert to fraction form
    2,667,040.19/3,680,527.20 = 1,443,345.90/x
  3. Step 3: Cross multiply
    2,667,040.19x = 3,680,527.20 × 1,443,345.90
  4. Step 4: Simplify right side
    2,667,040.19x = 5,312,273,843,958.48
  5. Step 5: Solve for x
    x = 5,312,273,843,958.48/2,667,040.19
  6. Step 6: Final answer
    x = 1,991,823.69

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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.