Home / 1,512,303.76-2,268,787.80-447,262.78

Finding the Fourth Proportional to 1,512,303.76, 2,268,787.80 and 447,262.78

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Solution

The fourth proportional to 1,512,303.76, 2,268,787.80 and 447,262.78 is: 670,992.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,512,303.76 : 2,268,787.80 = 447,262.78 : x
  2. Step 2: Convert to fraction form
    1,512,303.76/2,268,787.80 = 447,262.78/x
  3. Step 3: Cross multiply
    1,512,303.76x = 2,268,787.80 × 447,262.78
  4. Step 4: Simplify right side
    1,512,303.76x = 1,014,744,338,658.08
  5. Step 5: Solve for x
    x = 1,014,744,338,658.08/1,512,303.76
  6. Step 6: Final answer
    x = 670,992.41

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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.