Home / 1,791,606.25-2,472,416.66-986,790.25

Finding the Fourth Proportional to 1,791,606.25, 2,472,416.66 and 986,790.25

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Solution

The fourth proportional to 1,791,606.25, 2,472,416.66 and 986,790.25 is: 1,361,770.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,791,606.25 : 2,472,416.66 = 986,790.25 : x
  2. Step 2: Convert to fraction form
    1,791,606.25/2,472,416.66 = 986,790.25/x
  3. Step 3: Cross multiply
    1,791,606.25x = 2,472,416.66 × 986,790.25
  4. Step 4: Simplify right side
    1,791,606.25x = 2,439,756,654,025.57
  5. Step 5: Solve for x
    x = 2,439,756,654,025.57/1,791,606.25
  6. Step 6: Final answer
    x = 1,361,770.56

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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.