Home / 2,779,239.11-4,169,194.91-981,754.74

Finding the Fourth Proportional to 2,779,239.11, 4,169,194.91 and 981,754.74

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Solution

The fourth proportional to 2,779,239.11, 4,169,194.91 and 981,754.74 is: 1,472,750.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,779,239.11 : 4,169,194.91 = 981,754.74 : x
  2. Step 2: Convert to fraction form
    2,779,239.11/4,169,194.91 = 981,754.74/x
  3. Step 3: Cross multiply
    2,779,239.11x = 4,169,194.91 × 981,754.74
  4. Step 4: Simplify right side
    2,779,239.11x = 4,093,126,859,967.60
  5. Step 5: Solve for x
    x = 4,093,126,859,967.60/2,779,239.11
  6. Step 6: Final answer
    x = 1,472,750.89

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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.