Home / 2,900,251.11-4,002,235.29-1,611,172.56

Finding the Fourth Proportional to 2,900,251.11, 4,002,235.29 and 1,611,172.56

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Solution

The fourth proportional to 2,900,251.11, 4,002,235.29 and 1,611,172.56 is: 2,223,356.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,900,251.11 : 4,002,235.29 = 1,611,172.56 : x
  2. Step 2: Convert to fraction form
    2,900,251.11/4,002,235.29 = 1,611,172.56/x
  3. Step 3: Cross multiply
    2,900,251.11x = 4,002,235.29 × 1,611,172.56
  4. Step 4: Simplify right side
    2,900,251.11x = 6,448,291,677,911.64
  5. Step 5: Solve for x
    x = 6,448,291,677,911.64/2,900,251.11
  6. Step 6: Final answer
    x = 2,223,356.33

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.