Home / 1,791,728.50-2,472,585.33-986,912.50

Finding the Fourth Proportional to 1,791,728.50, 2,472,585.33 and 986,912.50

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Solution

The fourth proportional to 1,791,728.50, 2,472,585.33 and 986,912.50 is: 1,361,939.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,791,728.50 : 2,472,585.33 = 986,912.50 : x
  2. Step 2: Convert to fraction form
    1,791,728.50/2,472,585.33 = 986,912.50/x
  3. Step 3: Cross multiply
    1,791,728.50x = 2,472,585.33 × 986,912.50
  4. Step 4: Simplify right side
    1,791,728.50x = 2,440,225,369,493.63
  5. Step 5: Solve for x
    x = 2,440,225,369,493.63/1,791,728.50
  6. Step 6: Final answer
    x = 1,361,939.25

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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.