Home / 2,420,710.56-3,629,384.28-1,072,138.32

Finding the Fourth Proportional to 2,420,710.56, 3,629,384.28 and 1,072,138.32

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Solution

The fourth proportional to 2,420,710.56, 3,629,384.28 and 1,072,138.32 is: 1,607,462.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,420,710.56 : 3,629,384.28 = 1,072,138.32 : x
  2. Step 2: Convert to fraction form
    2,420,710.56/3,629,384.28 = 1,072,138.32/x
  3. Step 3: Cross multiply
    2,420,710.56x = 3,629,384.28 × 1,072,138.32
  4. Step 4: Simplify right side
    2,420,710.56x = 3,891,201,964,593.61
  5. Step 5: Solve for x
    x = 3,891,201,964,593.61/2,420,710.56
  6. Step 6: Final answer
    x = 1,607,462.71

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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.