Home / 1,181,438.87-1,629,900.23-876,266.10

Finding the Fourth Proportional to 1,181,438.87, 1,629,900.23 and 876,266.10

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Solution

The fourth proportional to 1,181,438.87, 1,629,900.23 and 876,266.10 is: 1,208,887.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,181,438.87 : 1,629,900.23 = 876,266.10 : x
  2. Step 2: Convert to fraction form
    1,181,438.87/1,629,900.23 = 876,266.10/x
  3. Step 3: Cross multiply
    1,181,438.87x = 1,629,900.23 × 876,266.10
  4. Step 4: Simplify right side
    1,181,438.87x = 1,428,226,313,549.87
  5. Step 5: Solve for x
    x = 1,428,226,313,549.87/1,181,438.87
  6. Step 6: Final answer
    x = 1,208,887.19

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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.