Home / 3,191,718.30-4,787,577.45-1,512,102.30

Finding the Fourth Proportional to 3,191,718.30, 4,787,577.45 and 1,512,102.30

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Solution

The fourth proportional to 3,191,718.30, 4,787,577.45 and 1,512,102.30 is: 2,268,153.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,191,718.30 : 4,787,577.45 = 1,512,102.30 : x
  2. Step 2: Convert to fraction form
    3,191,718.30/4,787,577.45 = 1,512,102.30/x
  3. Step 3: Cross multiply
    3,191,718.30x = 4,787,577.45 × 1,512,102.30
  4. Step 4: Simplify right side
    3,191,718.30x = 7,239,306,873,573.14
  5. Step 5: Solve for x
    x = 7,239,306,873,573.14/3,191,718.30
  6. Step 6: Final answer
    x = 2,268,153.45

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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.