Home / 2,613,372.85-3,920,555-907,449.67

Finding the Fourth Proportional to 2,613,372.85, 3,920,555 and 907,449.67

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Solution

The fourth proportional to 2,613,372.85, 3,920,555 and 907,449.67 is: 1,361,346.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,613,372.85 : 3,920,555 = 907,449.67 : x
  2. Step 2: Convert to fraction form
    2,613,372.85/3,920,555 = 907,449.67/x
  3. Step 3: Cross multiply
    2,613,372.85x = 3,920,555 × 907,449.67
  4. Step 4: Simplify right side
    2,613,372.85x = 3,557,706,340,966.85
  5. Step 5: Solve for x
    x = 3,557,706,340,966.85/2,613,372.85
  6. Step 6: Final answer
    x = 1,361,346.64

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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.