Home / 3,431,474.40-5,143,712.40-2,010,799.20

Finding the Fourth Proportional to 3,431,474.40, 5,143,712.40 and 2,010,799.20

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Solution

The fourth proportional to 3,431,474.40, 5,143,712.40 and 2,010,799.20 is: 3,014,148.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,431,474.40 : 5,143,712.40 = 2,010,799.20 : x
  2. Step 2: Convert to fraction form
    3,431,474.40/5,143,712.40 = 2,010,799.20/x
  3. Step 3: Cross multiply
    3,431,474.40x = 5,143,712.40 × 2,010,799.20
  4. Step 4: Simplify right side
    3,431,474.40x = 10,342,972,778,950.08
  5. Step 5: Solve for x
    x = 10,342,972,778,950.08/3,431,474.40
  6. Step 6: Final answer
    x = 3,014,148.31

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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.