Home / 3,854,225-5,781,731.16-1,329,872.96

Finding the Fourth Proportional to 3,854,225, 5,781,731.16 and 1,329,872.96

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Solution

The fourth proportional to 3,854,225, 5,781,731.16 and 1,329,872.96 is: 1,994,945.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,854,225 : 5,781,731.16 = 1,329,872.96 : x
  2. Step 2: Convert to fraction form
    3,854,225/5,781,731.16 = 1,329,872.96/x
  3. Step 3: Cross multiply
    3,854,225x = 5,781,731.16 × 1,329,872.96
  4. Step 4: Simplify right side
    3,854,225x = 7,688,967,931,673.43
  5. Step 5: Solve for x
    x = 7,688,967,931,673.43/3,854,225
  6. Step 6: Final answer
    x = 1,994,945.27

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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.