Home / 3,819,155.10-5,270,328.94-2,100,275.62

Finding the Fourth Proportional to 3,819,155.10, 5,270,328.94 and 2,100,275.62

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Solution

The fourth proportional to 3,819,155.10, 5,270,328.94 and 2,100,275.62 is: 2,898,322.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,819,155.10 : 5,270,328.94 = 2,100,275.62 : x
  2. Step 2: Convert to fraction form
    3,819,155.10/5,270,328.94 = 2,100,275.62/x
  3. Step 3: Cross multiply
    3,819,155.10x = 5,270,328.94 × 2,100,275.62
  4. Step 4: Simplify right side
    3,819,155.10x = 11,069,143,382,062.44
  5. Step 5: Solve for x
    x = 11,069,143,382,062.44/3,819,155.10
  6. Step 6: Final answer
    x = 2,898,322.56

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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.