Home / 2,752,064.70-4,128,097.05-2,185,194.30

Finding the Fourth Proportional to 2,752,064.70, 4,128,097.05 and 2,185,194.30

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Solution

The fourth proportional to 2,752,064.70, 4,128,097.05 and 2,185,194.30 is: 3,277,791.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,752,064.70 : 4,128,097.05 = 2,185,194.30 : x
  2. Step 2: Convert to fraction form
    2,752,064.70/4,128,097.05 = 2,185,194.30/x
  3. Step 3: Cross multiply
    2,752,064.70x = 4,128,097.05 × 2,185,194.30
  4. Step 4: Simplify right side
    2,752,064.70x = 9,020,694,143,506.82
  5. Step 5: Solve for x
    x = 9,020,694,143,506.82/2,752,064.70
  6. Step 6: Final answer
    x = 3,277,791.45

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Similar ratio
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1.5x scale

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.