Home / 1,478,903.16-2,040,886.37-799,839.66

Finding the Fourth Proportional to 1,478,903.16, 2,040,886.37 and 799,839.66

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Solution

The fourth proportional to 1,478,903.16, 2,040,886.37 and 799,839.66 is: 1,103,778.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,478,903.16 : 2,040,886.37 = 799,839.66 : x
  2. Step 2: Convert to fraction form
    1,478,903.16/2,040,886.37 = 799,839.66/x
  3. Step 3: Cross multiply
    1,478,903.16x = 2,040,886.37 × 799,839.66
  4. Step 4: Simplify right side
    1,478,903.16x = 1,632,381,856,280.24
  5. Step 5: Solve for x
    x = 1,632,381,856,280.24/1,478,903.16
  6. Step 6: Final answer
    x = 1,103,778.73

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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.