Home / 1,609,907.28-2,414,943.60-411,839.97

Finding the Fourth Proportional to 1,609,907.28, 2,414,943.60 and 411,839.97

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Solution

The fourth proportional to 1,609,907.28, 2,414,943.60 and 411,839.97 is: 617,781.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,609,907.28 : 2,414,943.60 = 411,839.97 : x
  2. Step 2: Convert to fraction form
    1,609,907.28/2,414,943.60 = 411,839.97/x
  3. Step 3: Cross multiply
    1,609,907.28x = 2,414,943.60 × 411,839.97
  4. Step 4: Simplify right side
    1,609,907.28x = 994,570,299,775.69
  5. Step 5: Solve for x
    x = 994,570,299,775.69/1,609,907.28
  6. Step 6: Final answer
    x = 617,781.11

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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.