Home / 1,195,401.97-1,649,655.33-679,156.76

Finding the Fourth Proportional to 1,195,401.97, 1,649,655.33 and 679,156.76

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Solution

The fourth proportional to 1,195,401.97, 1,649,655.33 and 679,156.76 is: 937,236.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,195,401.97 : 1,649,655.33 = 679,156.76 : x
  2. Step 2: Convert to fraction form
    1,195,401.97/1,649,655.33 = 679,156.76/x
  3. Step 3: Cross multiply
    1,195,401.97x = 1,649,655.33 × 679,156.76
  4. Step 4: Simplify right side
    1,195,401.97x = 1,120,374,569,039.53
  5. Step 5: Solve for x
    x = 1,120,374,569,039.53/1,195,401.97
  6. Step 6: Final answer
    x = 937,236.68

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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.