Home / 2,970,464.94-4,099,135.56-1,681,277.65

Finding the Fourth Proportional to 2,970,464.94, 4,099,135.56 and 1,681,277.65

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Solution

The fourth proportional to 2,970,464.94, 4,099,135.56 and 1,681,277.65 is: 2,320,103.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,970,464.94 : 4,099,135.56 = 1,681,277.65 : x
  2. Step 2: Convert to fraction form
    2,970,464.94/4,099,135.56 = 1,681,277.65/x
  3. Step 3: Cross multiply
    2,970,464.94x = 4,099,135.56 × 1,681,277.65
  4. Step 4: Simplify right side
    2,970,464.94x = 6,891,785,008,573.75
  5. Step 5: Solve for x
    x = 6,891,785,008,573.75/2,970,464.94
  6. Step 6: Final answer
    x = 2,320,103.13

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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.