Home / 1,254,153.56-1,730,736.87-681,203.30

Finding the Fourth Proportional to 1,254,153.56, 1,730,736.87 and 681,203.30

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Solution

The fourth proportional to 1,254,153.56, 1,730,736.87 and 681,203.30 is: 940,063.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,254,153.56 : 1,730,736.87 = 681,203.30 : x
  2. Step 2: Convert to fraction form
    1,254,153.56/1,730,736.87 = 681,203.30/x
  3. Step 3: Cross multiply
    1,254,153.56x = 1,730,736.87 × 681,203.30
  4. Step 4: Simplify right side
    1,254,153.56x = 1,178,983,667,275.67
  5. Step 5: Solve for x
    x = 1,178,983,667,275.67/1,254,153.56
  6. Step 6: Final answer
    x = 940,063.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.