Home / 2,776,273.60-4,165,965.60-1,178,564.80

Finding the Fourth Proportional to 2,776,273.60, 4,165,965.60 and 1,178,564.80

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Solution

The fourth proportional to 2,776,273.60, 4,165,965.60 and 1,178,564.80 is: 1,768,507.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,776,273.60 : 4,165,965.60 = 1,178,564.80 : x
  2. Step 2: Convert to fraction form
    2,776,273.60/4,165,965.60 = 1,178,564.80/x
  3. Step 3: Cross multiply
    2,776,273.60x = 4,165,965.60 × 1,178,564.80
  4. Step 4: Simplify right side
    2,776,273.60x = 4,909,860,414,170.88
  5. Step 5: Solve for x
    x = 4,909,860,414,170.88/2,776,273.60
  6. Step 6: Final answer
    x = 1,768,507.40

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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.