Home / 2,681,837.09-4,022,665.38-1,165,520.19

Finding the Fourth Proportional to 2,681,837.09, 4,022,665.38 and 1,165,520.19

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Solution

The fourth proportional to 2,681,837.09, 4,022,665.38 and 1,165,520.19 is: 1,748,241.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,681,837.09 : 4,022,665.38 = 1,165,520.19 : x
  2. Step 2: Convert to fraction form
    2,681,837.09/4,022,665.38 = 1,165,520.19/x
  3. Step 3: Cross multiply
    2,681,837.09x = 4,022,665.38 × 1,165,520.19
  4. Step 4: Simplify right side
    2,681,837.09x = 4,688,497,718,004.02
  5. Step 5: Solve for x
    x = 4,688,497,718,004.02/2,681,837.09
  6. Step 6: Final answer
    x = 1,748,241.06

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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.