Home / 1,193,078.08-1,646,399.28-683,426.08

Finding the Fourth Proportional to 1,193,078.08, 1,646,399.28 and 683,426.08

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Solution

The fourth proportional to 1,193,078.08, 1,646,399.28 and 683,426.08 is: 943,100.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,193,078.08 : 1,646,399.28 = 683,426.08 : x
  2. Step 2: Convert to fraction form
    1,193,078.08/1,646,399.28 = 683,426.08/x
  3. Step 3: Cross multiply
    1,193,078.08x = 1,646,399.28 × 683,426.08
  4. Step 4: Simplify right side
    1,193,078.08x = 1,125,192,206,045.22
  5. Step 5: Solve for x
    x = 1,125,192,206,045.22/1,193,078.08
  6. Step 6: Final answer
    x = 943,100.23

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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.