Home / 1,440,953.97-1,988,593.38-829,199.85

Finding the Fourth Proportional to 1,440,953.97, 1,988,593.38 and 829,199.85

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Solution

The fourth proportional to 1,440,953.97, 1,988,593.38 and 829,199.85 is: 1,144,340.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,440,953.97 : 1,988,593.38 = 829,199.85 : x
  2. Step 2: Convert to fraction form
    1,440,953.97/1,988,593.38 = 829,199.85/x
  3. Step 3: Cross multiply
    1,440,953.97x = 1,988,593.38 × 829,199.85
  4. Step 4: Simplify right side
    1,440,953.97x = 1,648,941,332,406.99
  5. Step 5: Solve for x
    x = 1,648,941,332,406.99/1,440,953.97
  6. Step 6: Final answer
    x = 1,144,340.05

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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.