Home / 3,797,105.43-5,240,130.77-2,078,225.49

Finding the Fourth Proportional to 3,797,105.43, 5,240,130.77 and 2,078,225.49

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Solution

The fourth proportional to 3,797,105.43, 5,240,130.77 and 2,078,225.49 is: 2,868,019.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,797,105.43 : 5,240,130.77 = 2,078,225.49 : x
  2. Step 2: Convert to fraction form
    3,797,105.43/5,240,130.77 = 2,078,225.49/x
  3. Step 3: Cross multiply
    3,797,105.43x = 5,240,130.77 × 2,078,225.49
  4. Step 4: Simplify right side
    3,797,105.43x = 10,890,173,326,756.20
  5. Step 5: Solve for x
    x = 10,890,173,326,756.20/3,797,105.43
  6. Step 6: Final answer
    x = 2,868,019.74

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.