Home / 1,223,723.38-1,834,954.78-549,226.46

Finding the Fourth Proportional to 1,223,723.38, 1,834,954.78 and 549,226.46

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Solution

The fourth proportional to 1,223,723.38, 1,834,954.78 and 549,226.46 is: 823,556.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,223,723.38 : 1,834,954.78 = 549,226.46 : x
  2. Step 2: Convert to fraction form
    1,223,723.38/1,834,954.78 = 549,226.46/x
  3. Step 3: Cross multiply
    1,223,723.38x = 1,834,954.78 × 549,226.46
  4. Step 4: Simplify right side
    1,223,723.38x = 1,007,805,718,079.48
  5. Step 5: Solve for x
    x = 1,007,805,718,079.48/1,223,723.38
  6. Step 6: Final answer
    x = 823,556.81

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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.