Home / 5,271,201.70-7,906,802.55-1,282,113.70

Finding the Fourth Proportional to 5,271,201.70, 7,906,802.55 and 1,282,113.70

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Solution

The fourth proportional to 5,271,201.70, 7,906,802.55 and 1,282,113.70 is: 1,923,170.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,271,201.70 : 7,906,802.55 = 1,282,113.70 : x
  2. Step 2: Convert to fraction form
    5,271,201.70/7,906,802.55 = 1,282,113.70/x
  3. Step 3: Cross multiply
    5,271,201.70x = 7,906,802.55 × 1,282,113.70
  4. Step 4: Simplify right side
    5,271,201.70x = 10,137,419,872,549.93
  5. Step 5: Solve for x
    x = 10,137,419,872,549.93/5,271,201.70
  6. Step 6: Final answer
    x = 1,923,170.55

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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.