Home / 3,854,224-5,781,729.66-1,329,871.96

Finding the Fourth Proportional to 3,854,224, 5,781,729.66 and 1,329,871.96

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Solution

The fourth proportional to 3,854,224, 5,781,729.66 and 1,329,871.96 is: 1,994,943.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,854,224 : 5,781,729.66 = 1,329,871.96 : x
  2. Step 2: Convert to fraction form
    3,854,224/5,781,729.66 = 1,329,871.96/x
  3. Step 3: Cross multiply
    3,854,224x = 5,781,729.66 × 1,329,871.96
  4. Step 4: Simplify right side
    3,854,224x = 7,688,960,155,134.33
  5. Step 5: Solve for x
    x = 7,688,960,155,134.33/3,854,224
  6. Step 6: Final answer
    x = 1,994,943.77

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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.