Home / 1,721,826.60-2,582,739.89-627,693.48

Finding the Fourth Proportional to 1,721,826.60, 2,582,739.89 and 627,693.48

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Solution

The fourth proportional to 1,721,826.60, 2,582,739.89 and 627,693.48 is: 941,540.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,721,826.60 : 2,582,739.89 = 627,693.48 : x
  2. Step 2: Convert to fraction form
    1,721,826.60/2,582,739.89 = 627,693.48/x
  3. Step 3: Cross multiply
    1,721,826.60x = 2,582,739.89 × 627,693.48
  4. Step 4: Simplify right side
    1,721,826.60x = 1,621,168,986,350.45
  5. Step 5: Solve for x
    x = 1,621,168,986,350.45/1,721,826.60
  6. Step 6: Final answer
    x = 941,540.21

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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.