Home / 1,478,913.19-2,040,900.20-799,849.69

Finding the Fourth Proportional to 1,478,913.19, 2,040,900.20 and 799,849.69

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Solution

The fourth proportional to 1,478,913.19, 2,040,900.20 and 799,849.69 is: 1,103,792.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,478,913.19 : 2,040,900.20 = 799,849.69 : x
  2. Step 2: Convert to fraction form
    1,478,913.19/2,040,900.20 = 799,849.69/x
  3. Step 3: Cross multiply
    1,478,913.19x = 2,040,900.20 × 799,849.69
  4. Step 4: Simplify right side
    1,478,913.19x = 1,632,413,392,290.94
  5. Step 5: Solve for x
    x = 1,632,413,392,290.94/1,478,913.19
  6. Step 6: Final answer
    x = 1,103,792.57

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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.