Home / 3,225,311.82-4,838,667.66-981,391.50

Finding the Fourth Proportional to 3,225,311.82, 4,838,667.66 and 981,391.50

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Solution

The fourth proportional to 3,225,311.82, 4,838,667.66 and 981,391.50 is: 1,472,300.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,225,311.82 : 4,838,667.66 = 981,391.50 : x
  2. Step 2: Convert to fraction form
    3,225,311.82/4,838,667.66 = 981,391.50/x
  3. Step 3: Cross multiply
    3,225,311.82x = 4,838,667.66 × 981,391.50
  4. Step 4: Simplify right side
    3,225,311.82x = 4,748,627,312,848.89
  5. Step 5: Solve for x
    x = 4,748,627,312,848.89/3,225,311.82
  6. Step 6: Final answer
    x = 1,472,300.22

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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.