Home / 1,512,586.06-2,268,870.87-872,474.86

Finding the Fourth Proportional to 1,512,586.06, 2,268,870.87 and 872,474.86

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Solution

The fourth proportional to 1,512,586.06, 2,268,870.87 and 872,474.86 is: 1,308,707.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,512,586.06 : 2,268,870.87 = 872,474.86 : x
  2. Step 2: Convert to fraction form
    1,512,586.06/2,268,870.87 = 872,474.86/x
  3. Step 3: Cross multiply
    1,512,586.06x = 2,268,870.87 × 872,474.86
  4. Step 4: Simplify right side
    1,512,586.06x = 1,979,532,794,661.33
  5. Step 5: Solve for x
    x = 1,979,532,794,661.33/1,512,586.06
  6. Step 6: Final answer
    x = 1,308,707.55

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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.