Home / 1,802,456.11-2,701,815.72-1,126,986.27

Finding the Fourth Proportional to 1,802,456.11, 2,701,815.72 and 1,126,986.27

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Solution

The fourth proportional to 1,802,456.11, 2,701,815.72 and 1,126,986.27 is: 1,689,311.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,802,456.11 : 2,701,815.72 = 1,126,986.27 : x
  2. Step 2: Convert to fraction form
    1,802,456.11/2,701,815.72 = 1,126,986.27/x
  3. Step 3: Cross multiply
    1,802,456.11x = 2,701,815.72 × 1,126,986.27
  4. Step 4: Simplify right side
    1,802,456.11x = 3,044,909,220,510.16
  5. Step 5: Solve for x
    x = 3,044,909,220,510.16/1,802,456.11
  6. Step 6: Final answer
    x = 1,689,311.16

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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.