Home / 3,967,430.95-5,401,808.69-3,954,833.83

Finding the Fourth Proportional to 3,967,430.95, 5,401,808.69 and 3,954,833.83

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Solution

The fourth proportional to 3,967,430.95, 5,401,808.69 and 3,954,833.83 is: 5,384,657.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,967,430.95 : 5,401,808.69 = 3,954,833.83 : x
  2. Step 2: Convert to fraction form
    3,967,430.95/5,401,808.69 = 3,954,833.83/x
  3. Step 3: Cross multiply
    3,967,430.95x = 5,401,808.69 × 3,954,833.83
  4. Step 4: Simplify right side
    3,967,430.95x = 21,363,255,723,390.94
  5. Step 5: Solve for x
    x = 21,363,255,723,390.94/3,967,430.95
  6. Step 6: Final answer
    x = 5,384,657.23

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Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.