Home / 2,191,268.40-3,023,778.24-1,211,166.24

Finding the Fourth Proportional to 2,191,268.40, 3,023,778.24 and 1,211,166.24

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Solution

The fourth proportional to 2,191,268.40, 3,023,778.24 and 1,211,166.24 is: 1,671,314.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,191,268.40 : 3,023,778.24 = 1,211,166.24 : x
  2. Step 2: Convert to fraction form
    2,191,268.40/3,023,778.24 = 1,211,166.24/x
  3. Step 3: Cross multiply
    2,191,268.40x = 3,023,778.24 × 1,211,166.24
  4. Step 4: Simplify right side
    2,191,268.40x = 3,662,298,121,534.62
  5. Step 5: Solve for x
    x = 3,662,298,121,534.62/2,191,268.40
  6. Step 6: Final answer
    x = 1,671,314.26

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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.