Home / 1,258,747.80-1,888,123.50-960,919.38

Finding the Fourth Proportional to 1,258,747.80, 1,888,123.50 and 960,919.38

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Solution

The fourth proportional to 1,258,747.80, 1,888,123.50 and 960,919.38 is: 1,441,380.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,258,747.80 : 1,888,123.50 = 960,919.38 : x
  2. Step 2: Convert to fraction form
    1,258,747.80/1,888,123.50 = 960,919.38/x
  3. Step 3: Cross multiply
    1,258,747.80x = 1,888,123.50 × 960,919.38
  4. Step 4: Simplify right side
    1,258,747.80x = 1,814,334,462,983.43
  5. Step 5: Solve for x
    x = 1,814,334,462,983.43/1,258,747.80
  6. Step 6: Final answer
    x = 1,441,380.44

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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.