Home / 4,867,951.68-7,289,567.66-2,921,455.01

Finding the Fourth Proportional to 4,867,951.68, 7,289,567.66 and 2,921,455.01

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Solution

The fourth proportional to 4,867,951.68, 7,289,567.66 and 2,921,455.01 is: 4,374,764.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,867,951.68 : 7,289,567.66 = 2,921,455.01 : x
  2. Step 2: Convert to fraction form
    4,867,951.68/7,289,567.66 = 2,921,455.01/x
  3. Step 3: Cross multiply
    4,867,951.68x = 7,289,567.66 × 2,921,455.01
  4. Step 4: Simplify right side
    4,867,951.68x = 21,296,143,924,593.14
  5. Step 5: Solve for x
    x = 21,296,143,924,593.14/4,867,951.68
  6. Step 6: Final answer
    x = 4,374,764.85

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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.