Home / 1,291,254.90-1,936,882.35-1,233,194.10

Finding the Fourth Proportional to 1,291,254.90, 1,936,882.35 and 1,233,194.10

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Solution

The fourth proportional to 1,291,254.90, 1,936,882.35 and 1,233,194.10 is: 1,849,791.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,291,254.90 : 1,936,882.35 = 1,233,194.10 : x
  2. Step 2: Convert to fraction form
    1,291,254.90/1,936,882.35 = 1,233,194.10/x
  3. Step 3: Cross multiply
    1,291,254.90x = 1,936,882.35 × 1,233,194.10
  4. Step 4: Simplify right side
    1,291,254.90x = 2,388,551,886,414.14
  5. Step 5: Solve for x
    x = 2,388,551,886,414.14/1,291,254.90
  6. Step 6: Final answer
    x = 1,849,791.15

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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.