Home / 1,344,828.20-1,855,863.61-764,052.35

Finding the Fourth Proportional to 1,344,828.20, 1,855,863.61 and 764,052.35

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Solution

The fourth proportional to 1,344,828.20, 1,855,863.61 and 764,052.35 is: 1,054,392.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,344,828.20 : 1,855,863.61 = 764,052.35 : x
  2. Step 2: Convert to fraction form
    1,344,828.20/1,855,863.61 = 764,052.35/x
  3. Step 3: Cross multiply
    1,344,828.20x = 1,855,863.61 × 764,052.35
  4. Step 4: Simplify right side
    1,344,828.20x = 1,417,976,945,608.33
  5. Step 5: Solve for x
    x = 1,417,976,945,608.33/1,344,828.20
  6. Step 6: Final answer
    x = 1,054,392.63

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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.