Home / 3,012,273.12-4,518,411.30-1,891,129.44

Finding the Fourth Proportional to 3,012,273.12, 4,518,411.30 and 1,891,129.44

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Solution

The fourth proportional to 3,012,273.12, 4,518,411.30 and 1,891,129.44 is: 2,836,695.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,012,273.12 : 4,518,411.30 = 1,891,129.44 : x
  2. Step 2: Convert to fraction form
    3,012,273.12/4,518,411.30 = 1,891,129.44/x
  3. Step 3: Cross multiply
    3,012,273.12x = 4,518,411.30 × 1,891,129.44
  4. Step 4: Simplify right side
    3,012,273.12x = 8,544,900,631,458.67
  5. Step 5: Solve for x
    x = 8,544,900,631,458.67/3,012,273.12
  6. Step 6: Final answer
    x = 2,836,695.18

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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.