Home / 3,465,440.79-5,221,555.70-2,871,447.87

Finding the Fourth Proportional to 3,465,440.79, 5,221,555.70 and 2,871,447.87

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Solution

The fourth proportional to 3,465,440.79, 5,221,555.70 and 2,871,447.87 is: 4,326,556.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,465,440.79 : 5,221,555.70 = 2,871,447.87 : x
  2. Step 2: Convert to fraction form
    3,465,440.79/5,221,555.70 = 2,871,447.87/x
  3. Step 3: Cross multiply
    3,465,440.79x = 5,221,555.70 × 2,871,447.87
  4. Step 4: Simplify right side
    3,465,440.79x = 14,993,425,014,226.85
  5. Step 5: Solve for x
    x = 14,993,425,014,226.85/3,465,440.79
  6. Step 6: Final answer
    x = 4,326,556.39

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.