Home / 3,943,181.76-5,913,868.32-1,103,493.12

Finding the Fourth Proportional to 3,943,181.76, 5,913,868.32 and 1,103,493.12

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Solution

The fourth proportional to 3,943,181.76, 5,913,868.32 and 1,103,493.12 is: 1,654,986.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,943,181.76 : 5,913,868.32 = 1,103,493.12 : x
  2. Step 2: Convert to fraction form
    3,943,181.76/5,913,868.32 = 1,103,493.12/x
  3. Step 3: Cross multiply
    3,943,181.76x = 5,913,868.32 × 1,103,493.12
  4. Step 4: Simplify right side
    3,943,181.76x = 6,525,913,003,705.96
  5. Step 5: Solve for x
    x = 6,525,913,003,705.96/3,943,181.76
  6. Step 6: Final answer
    x = 1,654,986.61

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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.