Home / 3,681,605.94-5,080,567.77-2,027,721.30

Finding the Fourth Proportional to 3,681,605.94, 5,080,567.77 and 2,027,721.30

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Solution

The fourth proportional to 3,681,605.94, 5,080,567.77 and 2,027,721.30 is: 2,798,228.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,681,605.94 : 5,080,567.77 = 2,027,721.30 : x
  2. Step 2: Convert to fraction form
    3,681,605.94/5,080,567.77 = 2,027,721.30/x
  3. Step 3: Cross multiply
    3,681,605.94x = 5,080,567.77 × 2,027,721.30
  4. Step 4: Simplify right side
    3,681,605.94x = 10,301,975,483,322.50
  5. Step 5: Solve for x
    x = 10,301,975,483,322.50/3,681,605.94
  6. Step 6: Final answer
    x = 2,798,228.72

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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.