Home / 1,016,888.64-1,525,734.72-385,969.92

Finding the Fourth Proportional to 1,016,888.64, 1,525,734.72 and 385,969.92

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Solution

The fourth proportional to 1,016,888.64, 1,525,734.72 and 385,969.92 is: 579,107.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,016,888.64 : 1,525,734.72 = 385,969.92 : x
  2. Step 2: Convert to fraction form
    1,016,888.64/1,525,734.72 = 385,969.92/x
  3. Step 3: Cross multiply
    1,016,888.64x = 1,525,734.72 × 385,969.92
  4. Step 4: Simplify right side
    1,016,888.64x = 588,887,707,819.62
  5. Step 5: Solve for x
    x = 588,887,707,819.62/1,016,888.64
  6. Step 6: Final answer
    x = 579,107.37

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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.