Home / 1,533,662.19-2,116,462.23-889,464.33

Finding the Fourth Proportional to 1,533,662.19, 2,116,462.23 and 889,464.33

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Solution

The fourth proportional to 1,533,662.19, 2,116,462.23 and 889,464.33 is: 1,227,465.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,533,662.19 : 2,116,462.23 = 889,464.33 : x
  2. Step 2: Convert to fraction form
    1,533,662.19/2,116,462.23 = 889,464.33/x
  3. Step 3: Cross multiply
    1,533,662.19x = 2,116,462.23 × 889,464.33
  4. Step 4: Simplify right side
    1,533,662.19x = 1,882,517,659,377.26
  5. Step 5: Solve for x
    x = 1,882,517,659,377.26/1,533,662.19
  6. Step 6: Final answer
    x = 1,227,465.65

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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.