Home / 3,395,636.76-5,092,901.40-998,920.80

Finding the Fourth Proportional to 3,395,636.76, 5,092,901.40 and 998,920.80

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Solution

The fourth proportional to 3,395,636.76, 5,092,901.40 and 998,920.80 is: 1,498,218.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,395,636.76 : 5,092,901.40 = 998,920.80 : x
  2. Step 2: Convert to fraction form
    3,395,636.76/5,092,901.40 = 998,920.80/x
  3. Step 3: Cross multiply
    3,395,636.76x = 5,092,901.40 × 998,920.80
  4. Step 4: Simplify right side
    3,395,636.76x = 5,087,405,140,809.12
  5. Step 5: Solve for x
    x = 5,087,405,140,809.12/3,395,636.76
  6. Step 6: Final answer
    x = 1,498,218.30

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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.