Home / 3,912,110.80-5,868,166.20-3,240,264.40

Finding the Fourth Proportional to 3,912,110.80, 5,868,166.20 and 3,240,264.40

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Solution

The fourth proportional to 3,912,110.80, 5,868,166.20 and 3,240,264.40 is: 4,860,396.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,912,110.80 : 5,868,166.20 = 3,240,264.40 : x
  2. Step 2: Convert to fraction form
    3,912,110.80/5,868,166.20 = 3,240,264.40/x
  3. Step 3: Cross multiply
    3,912,110.80x = 5,868,166.20 × 3,240,264.40
  4. Step 4: Simplify right side
    3,912,110.80x = 19,014,410,031,143.28
  5. Step 5: Solve for x
    x = 19,014,410,031,143.28/3,912,110.80
  6. Step 6: Final answer
    x = 4,860,396.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.