Home / 1,721,275.36-2,581,997.10-656,118.88

Finding the Fourth Proportional to 1,721,275.36, 2,581,997.10 and 656,118.88

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Solution

The fourth proportional to 1,721,275.36, 2,581,997.10 and 656,118.88 is: 984,210.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,721,275.36 : 2,581,997.10 = 656,118.88 : x
  2. Step 2: Convert to fraction form
    1,721,275.36/2,581,997.10 = 656,118.88/x
  3. Step 3: Cross multiply
    1,721,275.36x = 2,581,997.10 × 656,118.88
  4. Step 4: Simplify right side
    1,721,275.36x = 1,694,097,045,415.25
  5. Step 5: Solve for x
    x = 1,694,097,045,415.25/1,721,275.36
  6. Step 6: Final answer
    x = 984,210.36

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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.