Home / 3,021,079.95-4,169,200.35-1,644,357.13

Finding the Fourth Proportional to 3,021,079.95, 4,169,200.35 and 1,644,357.13

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Solution

The fourth proportional to 3,021,079.95, 4,169,200.35 and 1,644,357.13 is: 2,269,272.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,021,079.95 : 4,169,200.35 = 1,644,357.13 : x
  2. Step 2: Convert to fraction form
    3,021,079.95/4,169,200.35 = 1,644,357.13/x
  3. Step 3: Cross multiply
    3,021,079.95x = 4,169,200.35 × 1,644,357.13
  4. Step 4: Simplify right side
    3,021,079.95x = 6,855,654,321,921.00
  5. Step 5: Solve for x
    x = 6,855,654,321,921.00/3,021,079.95
  6. Step 6: Final answer
    x = 2,269,272.72

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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.