Home / 1,512,016.56-2,268,041.76-647,335.08

Finding the Fourth Proportional to 1,512,016.56, 2,268,041.76 and 647,335.08

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Solution

The fourth proportional to 1,512,016.56, 2,268,041.76 and 647,335.08 is: 971,009.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,512,016.56 : 2,268,041.76 = 647,335.08 : x
  2. Step 2: Convert to fraction form
    1,512,016.56/2,268,041.76 = 647,335.08/x
  3. Step 3: Cross multiply
    1,512,016.56x = 2,268,041.76 × 647,335.08
  4. Step 4: Simplify right side
    1,512,016.56x = 1,468,182,994,152.94
  5. Step 5: Solve for x
    x = 1,468,182,994,152.94/1,512,016.56
  6. Step 6: Final answer
    x = 971,009.86

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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.