Home / 1,074,258-1,611,387.39-275,539.56

Finding the Fourth Proportional to 1,074,258, 1,611,387.39 and 275,539.56

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Solution

The fourth proportional to 1,074,258, 1,611,387.39 and 275,539.56 is: 413,309.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,074,258 : 1,611,387.39 = 275,539.56 : x
  2. Step 2: Convert to fraction form
    1,074,258/1,611,387.39 = 275,539.56/x
  3. Step 3: Cross multiply
    1,074,258x = 1,611,387.39 × 275,539.56
  4. Step 4: Simplify right side
    1,074,258x = 444,000,972,430.15
  5. Step 5: Solve for x
    x = 444,000,972,430.15/1,074,258
  6. Step 6: Final answer
    x = 413,309.44

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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.