Home / 1,478,891.91-2,040,870.83-799,828.41

Finding the Fourth Proportional to 1,478,891.91, 2,040,870.83 and 799,828.41

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Solution

The fourth proportional to 1,478,891.91, 2,040,870.83 and 799,828.41 is: 1,103,763.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,478,891.91 : 2,040,870.83 = 799,828.41 : x
  2. Step 2: Convert to fraction form
    1,478,891.91/2,040,870.83 = 799,828.41/x
  3. Step 3: Cross multiply
    1,478,891.91x = 2,040,870.83 × 799,828.41
  4. Step 4: Simplify right side
    1,478,891.91x = 1,632,346,466,975.14
  5. Step 5: Solve for x
    x = 1,632,346,466,975.14/1,478,891.91
  6. Step 6: Final answer
    x = 1,103,763.20

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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.