Home / 1,149,933.05-1,586,886.20-633,734.76

Finding the Fourth Proportional to 1,149,933.05, 1,586,886.20 and 633,734.76

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Solution

The fourth proportional to 1,149,933.05, 1,586,886.20 and 633,734.76 is: 874,542.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,149,933.05 : 1,586,886.20 = 633,734.76 : x
  2. Step 2: Convert to fraction form
    1,149,933.05/1,586,886.20 = 633,734.76/x
  3. Step 3: Cross multiply
    1,149,933.05x = 1,586,886.20 × 633,734.76
  4. Step 4: Simplify right side
    1,149,933.05x = 1,005,664,945,104.31
  5. Step 5: Solve for x
    x = 1,005,664,945,104.31/1,149,933.05
  6. Step 6: Final answer
    x = 874,542.17

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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.