Home / 2,385,777.11-3,292,406.16-1,298,049.43

Finding the Fourth Proportional to 2,385,777.11, 3,292,406.16 and 1,298,049.43

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Solution

The fourth proportional to 2,385,777.11, 3,292,406.16 and 1,298,049.43 is: 1,791,326.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,385,777.11 : 3,292,406.16 = 1,298,049.43 : x
  2. Step 2: Convert to fraction form
    2,385,777.11/3,292,406.16 = 1,298,049.43/x
  3. Step 3: Cross multiply
    2,385,777.11x = 3,292,406.16 × 1,298,049.43
  4. Step 4: Simplify right side
    2,385,777.11x = 4,273,705,934,083.45
  5. Step 5: Solve for x
    x = 4,273,705,934,083.45/2,385,777.11
  6. Step 6: Final answer
    x = 1,791,326.57

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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.