Home / 2,645,563.73-3,650,771.52-1,557,881.15

Finding the Fourth Proportional to 2,645,563.73, 3,650,771.52 and 1,557,881.15

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Solution

The fourth proportional to 2,645,563.73, 3,650,771.52 and 1,557,881.15 is: 2,149,813.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,645,563.73 : 3,650,771.52 = 1,557,881.15 : x
  2. Step 2: Convert to fraction form
    2,645,563.73/3,650,771.52 = 1,557,881.15/x
  3. Step 3: Cross multiply
    2,645,563.73x = 3,650,771.52 × 1,557,881.15
  4. Step 4: Simplify right side
    2,645,563.73x = 5,687,468,115,710.99
  5. Step 5: Solve for x
    x = 5,687,468,115,710.99/2,645,563.73
  6. Step 6: Final answer
    x = 2,149,813.31

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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.