Home / 1,267,197.92-1,900,228.71-755,104.58

Finding the Fourth Proportional to 1,267,197.92, 1,900,228.71 and 755,104.58

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Solution

The fourth proportional to 1,267,197.92, 1,900,228.71 and 755,104.58 is: 1,132,318.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,267,197.92 : 1,900,228.71 = 755,104.58 : x
  2. Step 2: Convert to fraction form
    1,267,197.92/1,900,228.71 = 755,104.58/x
  3. Step 3: Cross multiply
    1,267,197.92x = 1,900,228.71 × 755,104.58
  4. Step 4: Simplify right side
    1,267,197.92x = 1,434,871,402,424.85
  5. Step 5: Solve for x
    x = 1,434,871,402,424.85/1,267,197.92
  6. Step 6: Final answer
    x = 1,132,318.31

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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.