Home / 4,920,305.60-7,380,458.40-2,767,969.55

Finding the Fourth Proportional to 4,920,305.60, 7,380,458.40 and 2,767,969.55

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Solution

The fourth proportional to 4,920,305.60, 7,380,458.40 and 2,767,969.55 is: 4,151,954.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,920,305.60 : 7,380,458.40 = 2,767,969.55 : x
  2. Step 2: Convert to fraction form
    4,920,305.60/7,380,458.40 = 2,767,969.55/x
  3. Step 3: Cross multiply
    4,920,305.60x = 7,380,458.40 × 2,767,969.55
  4. Step 4: Simplify right side
    4,920,305.60x = 20,428,884,116,241.72
  5. Step 5: Solve for x
    x = 20,428,884,116,241.72/4,920,305.60
  6. Step 6: Final answer
    x = 4,151,954.33

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.