Home / 1,248,187.24-1,722,498.78-675,228.34

Finding the Fourth Proportional to 1,248,187.24, 1,722,498.78 and 675,228.34

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Solution

The fourth proportional to 1,248,187.24, 1,722,498.78 and 675,228.34 is: 931,815.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,248,187.24 : 1,722,498.78 = 675,228.34 : x
  2. Step 2: Convert to fraction form
    1,248,187.24/1,722,498.78 = 675,228.34/x
  3. Step 3: Cross multiply
    1,248,187.24x = 1,722,498.78 × 675,228.34
  4. Step 4: Simplify right side
    1,248,187.24x = 1,163,079,991,871.43
  5. Step 5: Solve for x
    x = 1,163,079,991,871.43/1,248,187.24
  6. Step 6: Final answer
    x = 931,815.32

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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.