Home / 1,589,382.72-2,383,818-436,360.32

Finding the Fourth Proportional to 1,589,382.72, 2,383,818 and 436,360.32

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Solution

The fourth proportional to 1,589,382.72, 2,383,818 and 436,360.32 is: 654,470.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,589,382.72 : 2,383,818 = 436,360.32 : x
  2. Step 2: Convert to fraction form
    1,589,382.72/2,383,818 = 436,360.32/x
  3. Step 3: Cross multiply
    1,589,382.72x = 2,383,818 × 436,360.32
  4. Step 4: Simplify right side
    1,589,382.72x = 1,040,203,585,301.76
  5. Step 5: Solve for x
    x = 1,040,203,585,301.76/1,589,382.72
  6. Step 6: Final answer
    x = 654,470.17

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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.