Home / 2,855,490.47-3,940,576.85-1,566,333.93

Finding the Fourth Proportional to 2,855,490.47, 3,940,576.85 and 1,566,333.93

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Solution

The fourth proportional to 2,855,490.47, 3,940,576.85 and 1,566,333.93 is: 2,161,540.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,855,490.47 : 3,940,576.85 = 1,566,333.93 : x
  2. Step 2: Convert to fraction form
    2,855,490.47/3,940,576.85 = 1,566,333.93/x
  3. Step 3: Cross multiply
    2,855,490.47x = 3,940,576.85 × 1,566,333.93
  4. Step 4: Simplify right side
    2,855,490.47x = 6,172,259,222,727.02
  5. Step 5: Solve for x
    x = 6,172,259,222,727.02/2,855,490.47
  6. Step 6: Final answer
    x = 2,161,540.82

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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.