Home / 3,621,248.80-5,431,030.52-1,347,843.86

Finding the Fourth Proportional to 3,621,248.80, 5,431,030.52 and 1,347,843.86

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Solution

The fourth proportional to 3,621,248.80, 5,431,030.52 and 1,347,843.86 is: 2,021,452.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,621,248.80 : 5,431,030.52 = 1,347,843.86 : x
  2. Step 2: Convert to fraction form
    3,621,248.80/5,431,030.52 = 1,347,843.86/x
  3. Step 3: Cross multiply
    3,621,248.80x = 5,431,030.52 × 1,347,843.86
  4. Step 4: Simplify right side
    3,621,248.80x = 7,320,181,139,854.61
  5. Step 5: Solve for x
    x = 7,320,181,139,854.61/3,621,248.80
  6. Step 6: Final answer
    x = 2,021,452.14

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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.