Home / 1,322,758.70-1,983,925.64-362,990.15

Finding the Fourth Proportional to 1,322,758.70, 1,983,925.64 and 362,990.15

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Solution

The fourth proportional to 1,322,758.70, 1,983,925.64 and 362,990.15 is: 544,426.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,322,758.70 : 1,983,925.64 = 362,990.15 : x
  2. Step 2: Convert to fraction form
    1,322,758.70/1,983,925.64 = 362,990.15/x
  3. Step 3: Cross multiply
    1,322,758.70x = 1,983,925.64 × 362,990.15
  4. Step 4: Simplify right side
    1,322,758.70x = 720,145,471,519.74
  5. Step 5: Solve for x
    x = 720,145,471,519.74/1,322,758.70
  6. Step 6: Final answer
    x = 544,426.94

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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.