Home / 1,369,230.56-2,053,093.84-422,338.40

Finding the Fourth Proportional to 1,369,230.56, 2,053,093.84 and 422,338.40

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Solution

The fourth proportional to 1,369,230.56, 2,053,093.84 and 422,338.40 is: 633,275.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,369,230.56 : 2,053,093.84 = 422,338.40 : x
  2. Step 2: Convert to fraction form
    1,369,230.56/2,053,093.84 = 422,338.40/x
  3. Step 3: Cross multiply
    1,369,230.56x = 2,053,093.84 × 422,338.40
  4. Step 4: Simplify right side
    1,369,230.56x = 867,100,367,435.46
  5. Step 5: Solve for x
    x = 867,100,367,435.46/1,369,230.56
  6. Step 6: Final answer
    x = 633,275.65

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1.5x scale

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.