Home / 3,225,321.95-4,838,682.87-981,401.63

Finding the Fourth Proportional to 3,225,321.95, 4,838,682.87 and 981,401.63

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Solution

The fourth proportional to 3,225,321.95, 4,838,682.87 and 981,401.63 is: 1,472,315.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,225,321.95 : 4,838,682.87 = 981,401.63 : x
  2. Step 2: Convert to fraction form
    3,225,321.95/4,838,682.87 = 981,401.63/x
  3. Step 3: Cross multiply
    3,225,321.95x = 4,838,682.87 × 981,401.63
  4. Step 4: Simplify right side
    3,225,321.95x = 4,748,691,231,477.66
  5. Step 5: Solve for x
    x = 4,748,691,231,477.66/3,225,321.95
  6. Step 6: Final answer
    x = 1,472,315.42

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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.