Home / 1,644,112.80-2,465,002.80-745,984.80

Finding the Fourth Proportional to 1,644,112.80, 2,465,002.80 and 745,984.80

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Solution

The fourth proportional to 1,644,112.80, 2,465,002.80 and 745,984.80 is: 1,118,447.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,644,112.80 : 2,465,002.80 = 745,984.80 : x
  2. Step 2: Convert to fraction form
    1,644,112.80/2,465,002.80 = 745,984.80/x
  3. Step 3: Cross multiply
    1,644,112.80x = 2,465,002.80 × 745,984.80
  4. Step 4: Simplify right side
    1,644,112.80x = 1,838,854,620,757.44
  5. Step 5: Solve for x
    x = 1,838,854,620,757.44/1,644,112.80
  6. Step 6: Final answer
    x = 1,118,447.97

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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.