Home / 2,077,257.60-3,115,886.40-1,368,086.40

Finding the Fourth Proportional to 2,077,257.60, 3,115,886.40 and 1,368,086.40

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Solution

The fourth proportional to 2,077,257.60, 3,115,886.40 and 1,368,086.40 is: 2,052,129.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,077,257.60 : 3,115,886.40 = 1,368,086.40 : x
  2. Step 2: Convert to fraction form
    2,077,257.60/3,115,886.40 = 1,368,086.40/x
  3. Step 3: Cross multiply
    2,077,257.60x = 3,115,886.40 × 1,368,086.40
  4. Step 4: Simplify right side
    2,077,257.60x = 4,262,801,807,784.96
  5. Step 5: Solve for x
    x = 4,262,801,807,784.96/2,077,257.60
  6. Step 6: Final answer
    x = 2,052,129.60

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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.