Home / 3,671,981.38-5,067,448.42-2,018,098.47

Finding the Fourth Proportional to 3,671,981.38, 5,067,448.42 and 2,018,098.47

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Solution

The fourth proportional to 3,671,981.38, 5,067,448.42 and 2,018,098.47 is: 2,785,038.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,671,981.38 : 5,067,448.42 = 2,018,098.47 : x
  2. Step 2: Convert to fraction form
    3,671,981.38/5,067,448.42 = 2,018,098.47/x
  3. Step 3: Cross multiply
    3,671,981.38x = 5,067,448.42 × 2,018,098.47
  4. Step 4: Simplify right side
    3,671,981.38x = 10,226,609,898,160.67
  5. Step 5: Solve for x
    x = 10,226,609,898,160.67/3,671,981.38
  6. Step 6: Final answer
    x = 2,785,038.61

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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.