Home / 1,449,405.20-2,174,107.80-502,871.60

Finding the Fourth Proportional to 1,449,405.20, 2,174,107.80 and 502,871.60

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Solution

The fourth proportional to 1,449,405.20, 2,174,107.80 and 502,871.60 is: 754,307.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,449,405.20 : 2,174,107.80 = 502,871.60 : x
  2. Step 2: Convert to fraction form
    1,449,405.20/2,174,107.80 = 502,871.60/x
  3. Step 3: Cross multiply
    1,449,405.20x = 2,174,107.80 × 502,871.60
  4. Step 4: Simplify right side
    1,449,405.20x = 1,093,297,067,958.48
  5. Step 5: Solve for x
    x = 1,093,297,067,958.48/1,449,405.20
  6. Step 6: Final answer
    x = 754,307.40

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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.