Home / 1,779,254.25-2,662,185.38-1,247,812.17

Finding the Fourth Proportional to 1,779,254.25, 2,662,185.38 and 1,247,812.17

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Solution

The fourth proportional to 1,779,254.25, 2,662,185.38 and 1,247,812.17 is: 1,867,022.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,779,254.25 : 2,662,185.38 = 1,247,812.17 : x
  2. Step 2: Convert to fraction form
    1,779,254.25/2,662,185.38 = 1,247,812.17/x
  3. Step 3: Cross multiply
    1,779,254.25x = 2,662,185.38 × 1,247,812.17
  4. Step 4: Simplify right side
    1,779,254.25x = 3,321,907,309,721.01
  5. Step 5: Solve for x
    x = 3,321,907,309,721.01/1,779,254.25
  6. Step 6: Final answer
    x = 1,867,022.27

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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.