Home / 4,911,887.43-7,368,618.47-2,072,417.85

Finding the Fourth Proportional to 4,911,887.43, 7,368,618.47 and 2,072,417.85

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Solution

The fourth proportional to 4,911,887.43, 7,368,618.47 and 2,072,417.85 is: 3,108,958.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,911,887.43 : 7,368,618.47 = 2,072,417.85 : x
  2. Step 2: Convert to fraction form
    4,911,887.43/7,368,618.47 = 2,072,417.85/x
  3. Step 3: Cross multiply
    4,911,887.43x = 7,368,618.47 × 2,072,417.85
  4. Step 4: Simplify right side
    4,911,887.43x = 15,270,856,447,067.69
  5. Step 5: Solve for x
    x = 15,270,856,447,067.69/4,911,887.43
  6. Step 6: Final answer
    x = 3,108,958.96

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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.