Home / 2,779,237.10-4,169,191.90-981,752.73

Finding the Fourth Proportional to 2,779,237.10, 4,169,191.90 and 981,752.73

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Solution

The fourth proportional to 2,779,237.10, 4,169,191.90 and 981,752.73 is: 1,472,747.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,779,237.10 : 4,169,191.90 = 981,752.73 : x
  2. Step 2: Convert to fraction form
    2,779,237.10/4,169,191.90 = 981,752.73/x
  3. Step 3: Cross multiply
    2,779,237.10x = 4,169,191.90 × 981,752.73
  4. Step 4: Simplify right side
    2,779,237.10x = 4,093,115,529,718.89
  5. Step 5: Solve for x
    x = 4,093,115,529,718.89/2,779,237.10
  6. Step 6: Final answer
    x = 1,472,747.87

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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.