Home / 1,612,399.86-2,226,029.58-1,069,268.91

Finding the Fourth Proportional to 1,612,399.86, 2,226,029.58 and 1,069,268.91

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Solution

The fourth proportional to 1,612,399.86, 2,226,029.58 and 1,069,268.91 is: 1,476,199.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,612,399.86 : 2,226,029.58 = 1,069,268.91 : x
  2. Step 2: Convert to fraction form
    1,612,399.86/2,226,029.58 = 1,069,268.91/x
  3. Step 3: Cross multiply
    1,612,399.86x = 2,226,029.58 × 1,069,268.91
  4. Step 4: Simplify right side
    1,612,399.86x = 2,380,224,222,634.36
  5. Step 5: Solve for x
    x = 2,380,224,222,634.36/1,612,399.86
  6. Step 6: Final answer
    x = 1,476,199.72

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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.