Home / 1,625,750.89-2,440,139.43-827,629.94

Finding the Fourth Proportional to 1,625,750.89, 2,440,139.43 and 827,629.94

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Solution

The fourth proportional to 1,625,750.89, 2,440,139.43 and 827,629.94 is: 1,242,215.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,625,750.89 : 2,440,139.43 = 827,629.94 : x
  2. Step 2: Convert to fraction form
    1,625,750.89/2,440,139.43 = 827,629.94/x
  3. Step 3: Cross multiply
    1,625,750.89x = 2,440,139.43 × 827,629.94
  4. Step 4: Simplify right side
    1,625,750.89x = 2,019,532,450,042.53
  5. Step 5: Solve for x
    x = 2,019,532,450,042.53/1,625,750.89
  6. Step 6: Final answer
    x = 1,242,215.19

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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.