Home / 2,380,647.68-3,285,357.96-1,400,655.12

Finding the Fourth Proportional to 2,380,647.68, 3,285,357.96 and 1,400,655.12

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Solution

The fourth proportional to 2,380,647.68, 3,285,357.96 and 1,400,655.12 is: 1,932,941.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,380,647.68 : 3,285,357.96 = 1,400,655.12 : x
  2. Step 2: Convert to fraction form
    2,380,647.68/3,285,357.96 = 1,400,655.12/x
  3. Step 3: Cross multiply
    2,380,647.68x = 3,285,357.96 × 1,400,655.12
  4. Step 4: Simplify right side
    2,380,647.68x = 4,601,653,447,706.76
  5. Step 5: Solve for x
    x = 4,601,653,447,706.76/2,380,647.68
  6. Step 6: Final answer
    x = 1,932,941.82

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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.