Home / 1,645,059.24-2,265,135.03-1,439,962.38

Finding the Fourth Proportional to 1,645,059.24, 2,265,135.03 and 1,439,962.38

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Solution

The fourth proportional to 1,645,059.24, 2,265,135.03 and 1,439,962.38 is: 1,982,730.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,645,059.24 : 2,265,135.03 = 1,439,962.38 : x
  2. Step 2: Convert to fraction form
    1,645,059.24/2,265,135.03 = 1,439,962.38/x
  3. Step 3: Cross multiply
    1,645,059.24x = 2,265,135.03 × 1,439,962.38
  4. Step 4: Simplify right side
    1,645,059.24x = 3,261,709,228,820.17
  5. Step 5: Solve for x
    x = 3,261,709,228,820.17/1,645,059.24
  6. Step 6: Final answer
    x = 1,982,730.56

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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.