Home / 2,790,028.17-3,850,107.66-1,549,718.91

Finding the Fourth Proportional to 2,790,028.17, 3,850,107.66 and 1,549,718.91

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Solution

The fourth proportional to 2,790,028.17, 3,850,107.66 and 1,549,718.91 is: 2,138,539.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,790,028.17 : 3,850,107.66 = 1,549,718.91 : x
  2. Step 2: Convert to fraction form
    2,790,028.17/3,850,107.66 = 1,549,718.91/x
  3. Step 3: Cross multiply
    2,790,028.17x = 3,850,107.66 × 1,549,718.91
  4. Step 4: Simplify right side
    2,790,028.17x = 5,966,584,646,237.85
  5. Step 5: Solve for x
    x = 5,966,584,646,237.85/2,790,028.17
  6. Step 6: Final answer
    x = 2,138,539.21

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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.