Home / 1,450,859.76-2,002,146.48-806,263.56

Finding the Fourth Proportional to 1,450,859.76, 2,002,146.48 and 806,263.56

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Solution

The fourth proportional to 1,450,859.76, 2,002,146.48 and 806,263.56 is: 1,112,621.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,450,859.76 : 2,002,146.48 = 806,263.56 : x
  2. Step 2: Convert to fraction form
    1,450,859.76/2,002,146.48 = 806,263.56/x
  3. Step 3: Cross multiply
    1,450,859.76x = 2,002,146.48 × 806,263.56
  4. Step 4: Simplify right side
    1,450,859.76x = 1,614,257,748,606.27
  5. Step 5: Solve for x
    x = 1,614,257,748,606.27/1,450,859.76
  6. Step 6: Final answer
    x = 1,112,621.49

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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.