Home / 1,107,957.12-1,530,241.27-744,750.20

Finding the Fourth Proportional to 1,107,957.12, 1,530,241.27 and 744,750.20

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Solution

The fourth proportional to 1,107,957.12, 1,530,241.27 and 744,750.20 is: 1,028,602.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,107,957.12 : 1,530,241.27 = 744,750.20 : x
  2. Step 2: Convert to fraction form
    1,107,957.12/1,530,241.27 = 744,750.20/x
  3. Step 3: Cross multiply
    1,107,957.12x = 1,530,241.27 × 744,750.20
  4. Step 4: Simplify right side
    1,107,957.12x = 1,139,647,482,367.67
  5. Step 5: Solve for x
    x = 1,139,647,482,367.67/1,107,957.12
  6. Step 6: Final answer
    x = 1,028,602.52

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.