Home / 3,540,618.28-5,290,771.49-2,658,507.10

Finding the Fourth Proportional to 3,540,618.28, 5,290,771.49 and 2,658,507.10

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Solution

The fourth proportional to 3,540,618.28, 5,290,771.49 and 2,658,507.10 is: 3,972,626.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,540,618.28 : 5,290,771.49 = 2,658,507.10 : x
  2. Step 2: Convert to fraction form
    3,540,618.28/5,290,771.49 = 2,658,507.10/x
  3. Step 3: Cross multiply
    3,540,618.28x = 5,290,771.49 × 2,658,507.10
  4. Step 4: Simplify right side
    3,540,618.28x = 14,065,553,570,642.58
  5. Step 5: Solve for x
    x = 14,065,553,570,642.58/3,540,618.28
  6. Step 6: Final answer
    x = 3,972,626.38

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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.