Home / 1,295,881.20-1,943,942.76-486,049.68

Finding the Fourth Proportional to 1,295,881.20, 1,943,942.76 and 486,049.68

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Solution

The fourth proportional to 1,295,881.20, 1,943,942.76 and 486,049.68 is: 729,119.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,295,881.20 : 1,943,942.76 = 486,049.68 : x
  2. Step 2: Convert to fraction form
    1,295,881.20/1,943,942.76 = 486,049.68/x
  3. Step 3: Cross multiply
    1,295,881.20x = 1,943,942.76 × 486,049.68
  4. Step 4: Simplify right side
    1,295,881.20x = 944,852,756,436.32
  5. Step 5: Solve for x
    x = 944,852,756,436.32/1,295,881.20
  6. Step 6: Final answer
    x = 729,119.89

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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.