Home / 1,791,606.75-2,472,417.35-986,790.75

Finding the Fourth Proportional to 1,791,606.75, 2,472,417.35 and 986,790.75

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Solution

The fourth proportional to 1,791,606.75, 2,472,417.35 and 986,790.75 is: 1,361,771.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,791,606.75 : 2,472,417.35 = 986,790.75 : x
  2. Step 2: Convert to fraction form
    1,791,606.75/2,472,417.35 = 986,790.75/x
  3. Step 3: Cross multiply
    1,791,606.75x = 2,472,417.35 × 986,790.75
  4. Step 4: Simplify right side
    1,791,606.75x = 2,439,758,566,185.56
  5. Step 5: Solve for x
    x = 2,439,758,566,185.56/1,791,606.75
  6. Step 6: Final answer
    x = 1,361,771.25

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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.