Home / 1,512,585.06-2,268,869.37-872,473.86

Finding the Fourth Proportional to 1,512,585.06, 2,268,869.37 and 872,473.86

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Solution

The fourth proportional to 1,512,585.06, 2,268,869.37 and 872,473.86 is: 1,308,706.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,512,585.06 : 2,268,869.37 = 872,473.86 : x
  2. Step 2: Convert to fraction form
    1,512,585.06/2,268,869.37 = 872,473.86/x
  3. Step 3: Cross multiply
    1,512,585.06x = 2,268,869.37 × 872,473.86
  4. Step 4: Simplify right side
    1,512,585.06x = 1,979,529,217,079.67
  5. Step 5: Solve for x
    x = 1,979,529,217,079.67/1,512,585.06
  6. Step 6: Final answer
    x = 1,308,706.05

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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.