Home / 2,641,298.85-3,961,428.86-843,697.85

Finding the Fourth Proportional to 2,641,298.85, 3,961,428.86 and 843,697.85

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Solution

The fourth proportional to 2,641,298.85, 3,961,428.86 and 843,697.85 is: 1,265,380.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,641,298.85 : 3,961,428.86 = 843,697.85 : x
  2. Step 2: Convert to fraction form
    2,641,298.85/3,961,428.86 = 843,697.85/x
  3. Step 3: Cross multiply
    2,641,298.85x = 3,961,428.86 × 843,697.85
  4. Step 4: Simplify right side
    2,641,298.85x = 3,342,248,994,412.05
  5. Step 5: Solve for x
    x = 3,342,248,994,412.05/2,641,298.85
  6. Step 6: Final answer
    x = 1,265,380.85

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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.