Home / 1,721,824.29-2,582,736.42-627,691.17

Finding the Fourth Proportional to 1,721,824.29, 2,582,736.42 and 627,691.17

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Solution

The fourth proportional to 1,721,824.29, 2,582,736.42 and 627,691.17 is: 941,536.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,721,824.29 : 2,582,736.42 = 627,691.17 : x
  2. Step 2: Convert to fraction form
    1,721,824.29/2,582,736.42 = 627,691.17/x
  3. Step 3: Cross multiply
    1,721,824.29x = 2,582,736.42 × 627,691.17
  4. Step 4: Simplify right side
    1,721,824.29x = 1,621,160,845,271.41
  5. Step 5: Solve for x
    x = 1,621,160,845,271.41/1,721,824.29
  6. Step 6: Final answer
    x = 941,536.75

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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.