Home / 2,910,354.48-4,016,413.45-1,621,195.74

Finding the Fourth Proportional to 2,910,354.48, 4,016,413.45 and 1,621,195.74

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Solution

The fourth proportional to 2,910,354.48, 4,016,413.45 and 1,621,195.74 is: 2,237,319.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,910,354.48 : 4,016,413.45 = 1,621,195.74 : x
  2. Step 2: Convert to fraction form
    2,910,354.48/4,016,413.45 = 1,621,195.74/x
  3. Step 3: Cross multiply
    2,910,354.48x = 4,016,413.45 × 1,621,195.74
  4. Step 4: Simplify right side
    2,910,354.48x = 6,511,392,375,218.70
  5. Step 5: Solve for x
    x = 6,511,392,375,218.70/2,910,354.48
  6. Step 6: Final answer
    x = 2,237,319.34

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.