Home / 1,687,222.06-2,328,366.65-923,275.69

Finding the Fourth Proportional to 1,687,222.06, 2,328,366.65 and 923,275.69

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Solution

The fourth proportional to 1,687,222.06, 2,328,366.65 and 923,275.69 is: 1,274,120.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,687,222.06 : 2,328,366.65 = 923,275.69 : x
  2. Step 2: Convert to fraction form
    1,687,222.06/2,328,366.65 = 923,275.69/x
  3. Step 3: Cross multiply
    1,687,222.06x = 2,328,366.65 × 923,275.69
  4. Step 4: Simplify right side
    1,687,222.06x = 2,149,724,314,914.44
  5. Step 5: Solve for x
    x = 2,149,724,314,914.44/1,687,222.06
  6. Step 6: Final answer
    x = 1,274,120.56

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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.