Home / 3,140,765.86-4,334,771.08-2,616,645.31

Finding the Fourth Proportional to 3,140,765.86, 4,334,771.08 and 2,616,645.31

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Solution

The fourth proportional to 3,140,765.86, 4,334,771.08 and 2,616,645.31 is: 3,611,398.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,140,765.86 : 4,334,771.08 = 2,616,645.31 : x
  2. Step 2: Convert to fraction form
    3,140,765.86/4,334,771.08 = 2,616,645.31/x
  3. Step 3: Cross multiply
    3,140,765.86x = 4,334,771.08 × 2,616,645.31
  4. Step 4: Simplify right side
    3,140,765.86x = 11,342,558,422,947.25
  5. Step 5: Solve for x
    x = 11,342,558,422,947.25/3,140,765.86
  6. Step 6: Final answer
    x = 3,611,398.92

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.