Home / 1,207,972.02-1,811,958.39-355,043.82

Finding the Fourth Proportional to 1,207,972.02, 1,811,958.39 and 355,043.82

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Solution

The fourth proportional to 1,207,972.02, 1,811,958.39 and 355,043.82 is: 532,565.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,207,972.02 : 1,811,958.39 = 355,043.82 : x
  2. Step 2: Convert to fraction form
    1,207,972.02/1,811,958.39 = 355,043.82/x
  3. Step 3: Cross multiply
    1,207,972.02x = 1,811,958.39 × 355,043.82
  4. Step 4: Simplify right side
    1,207,972.02x = 643,324,628,466.65
  5. Step 5: Solve for x
    x = 643,324,628,466.65/1,207,972.02
  6. Step 6: Final answer
    x = 532,565.84

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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.