Home / 2,694,947.40-4,042,421.10-1,277,771.40

Finding the Fourth Proportional to 2,694,947.40, 4,042,421.10 and 1,277,771.40

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Solution

The fourth proportional to 2,694,947.40, 4,042,421.10 and 1,277,771.40 is: 1,916,657.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,694,947.40 : 4,042,421.10 = 1,277,771.40 : x
  2. Step 2: Convert to fraction form
    2,694,947.40/4,042,421.10 = 1,277,771.40/x
  3. Step 3: Cross multiply
    2,694,947.40x = 4,042,421.10 × 1,277,771.40
  4. Step 4: Simplify right side
    2,694,947.40x = 5,165,290,068,336.54
  5. Step 5: Solve for x
    x = 5,165,290,068,336.54/2,694,947.40
  6. Step 6: Final answer
    x = 1,916,657.10

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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.