Home / 2,203,779.20-3,041,067.03-1,223,667.86

Finding the Fourth Proportional to 2,203,779.20, 3,041,067.03 and 1,223,667.86

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Solution

The fourth proportional to 2,203,779.20, 3,041,067.03 and 1,223,667.86 is: 1,688,579.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,203,779.20 : 3,041,067.03 = 1,223,667.86 : x
  2. Step 2: Convert to fraction form
    2,203,779.20/3,041,067.03 = 1,223,667.86/x
  3. Step 3: Cross multiply
    2,203,779.20x = 3,041,067.03 × 1,223,667.86
  4. Step 4: Simplify right side
    2,203,779.20x = 3,721,255,984,716.66
  5. Step 5: Solve for x
    x = 3,721,255,984,716.66/2,203,779.20
  6. Step 6: Final answer
    x = 1,688,579.32

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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.