Home / 3,818,689.60-5,726,818.06-1,259,425.98

Finding the Fourth Proportional to 3,818,689.60, 5,726,818.06 and 1,259,425.98

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Solution

The fourth proportional to 3,818,689.60, 5,726,818.06 and 1,259,425.98 is: 1,888,737.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,818,689.60 : 5,726,818.06 = 1,259,425.98 : x
  2. Step 2: Convert to fraction form
    3,818,689.60/5,726,818.06 = 1,259,425.98/x
  3. Step 3: Cross multiply
    3,818,689.60x = 5,726,818.06 × 1,259,425.98
  4. Step 4: Simplify right side
    3,818,689.60x = 7,212,503,452,402.26
  5. Step 5: Solve for x
    x = 7,212,503,452,402.26/3,818,689.60
  6. Step 6: Final answer
    x = 1,888,737.81

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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.