Home / 3,555,767.20-4,906,971.68-1,924,174.40

Finding the Fourth Proportional to 3,555,767.20, 4,906,971.68 and 1,924,174.40

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Solution

The fourth proportional to 3,555,767.20, 4,906,971.68 and 1,924,174.40 is: 2,655,367.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,555,767.20 : 4,906,971.68 = 1,924,174.40 : x
  2. Step 2: Convert to fraction form
    3,555,767.20/4,906,971.68 = 1,924,174.40/x
  3. Step 3: Cross multiply
    3,555,767.20x = 4,906,971.68 × 1,924,174.40
  4. Step 4: Simplify right side
    3,555,767.20x = 9,441,869,288,180.99
  5. Step 5: Solve for x
    x = 9,441,869,288,180.99/3,555,767.20
  6. Step 6: Final answer
    x = 2,655,367.68

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.