Home / 2,124,616.31-3,184,618.53-1,394,833.28

Finding the Fourth Proportional to 2,124,616.31, 3,184,618.53 and 1,394,833.28

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Solution

The fourth proportional to 2,124,616.31, 3,184,618.53 and 1,394,833.28 is: 2,090,736.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,124,616.31 : 3,184,618.53 = 1,394,833.28 : x
  2. Step 2: Convert to fraction form
    2,124,616.31/3,184,618.53 = 1,394,833.28/x
  3. Step 3: Cross multiply
    2,124,616.31x = 3,184,618.53 × 1,394,833.28
  4. Step 4: Simplify right side
    2,124,616.31x = 4,442,011,893,825.59
  5. Step 5: Solve for x
    x = 4,442,011,893,825.59/2,124,616.31
  6. Step 6: Final answer
    x = 2,090,736.05

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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.