Home / 1,878,163.20-2,817,244.80-548,467.20

Finding the Fourth Proportional to 1,878,163.20, 2,817,244.80 and 548,467.20

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Solution

The fourth proportional to 1,878,163.20, 2,817,244.80 and 548,467.20 is: 822,700.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,878,163.20 : 2,817,244.80 = 548,467.20 : x
  2. Step 2: Convert to fraction form
    1,878,163.20/2,817,244.80 = 548,467.20/x
  3. Step 3: Cross multiply
    1,878,163.20x = 2,817,244.80 × 548,467.20
  4. Step 4: Simplify right side
    1,878,163.20x = 1,545,166,367,170.56
  5. Step 5: Solve for x
    x = 1,545,166,367,170.56/1,878,163.20
  6. Step 6: Final answer
    x = 822,700.80

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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.