Home / 2,629,112.40-3,942,159.84-1,029,803.04

Finding the Fourth Proportional to 2,629,112.40, 3,942,159.84 and 1,029,803.04

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Solution

The fourth proportional to 2,629,112.40, 3,942,159.84 and 1,029,803.04 is: 1,544,113.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,629,112.40 : 3,942,159.84 = 1,029,803.04 : x
  2. Step 2: Convert to fraction form
    2,629,112.40/3,942,159.84 = 1,029,803.04/x
  3. Step 3: Cross multiply
    2,629,112.40x = 3,942,159.84 × 1,029,803.04
  4. Step 4: Simplify right side
    2,629,112.40x = 4,059,648,187,397.91
  5. Step 5: Solve for x
    x = 4,059,648,187,397.91/2,629,112.40
  6. Step 6: Final answer
    x = 1,544,113.59

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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.