Home / 2,072,656.87-2,860,272.24-1,201,660.43

Finding the Fourth Proportional to 2,072,656.87, 2,860,272.24 and 1,201,660.43

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Solution

The fourth proportional to 2,072,656.87, 2,860,272.24 and 1,201,660.43 is: 1,658,294.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,072,656.87 : 2,860,272.24 = 1,201,660.43 : x
  2. Step 2: Convert to fraction form
    2,072,656.87/2,860,272.24 = 1,201,660.43/x
  3. Step 3: Cross multiply
    2,072,656.87x = 2,860,272.24 × 1,201,660.43
  4. Step 4: Simplify right side
    2,072,656.87x = 3,437,075,951,027.88
  5. Step 5: Solve for x
    x = 3,437,075,951,027.88/2,072,656.87
  6. Step 6: Final answer
    x = 1,658,294.73

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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.