Home / 1,107,965.52-1,528,652.52-677,797.20

Finding the Fourth Proportional to 1,107,965.52, 1,528,652.52 and 677,797.20

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Solution

The fourth proportional to 1,107,965.52, 1,528,652.52 and 677,797.20 is: 935,152.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,107,965.52 : 1,528,652.52 = 677,797.20 : x
  2. Step 2: Convert to fraction form
    1,107,965.52/1,528,652.52 = 677,797.20/x
  3. Step 3: Cross multiply
    1,107,965.52x = 1,528,652.52 × 677,797.20
  4. Step 4: Simplify right side
    1,107,965.52x = 1,036,116,397,828.94
  5. Step 5: Solve for x
    x = 1,036,116,397,828.94/1,107,965.52
  6. Step 6: Final answer
    x = 935,152.20

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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.