Home / 1,510,486.76-2,264,951.03-445,390.43

Finding the Fourth Proportional to 1,510,486.76, 2,264,951.03 and 445,390.43

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Solution

The fourth proportional to 1,510,486.76, 2,264,951.03 and 445,390.43 is: 667,855.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,510,486.76 : 2,264,951.03 = 445,390.43 : x
  2. Step 2: Convert to fraction form
    1,510,486.76/2,264,951.03 = 445,390.43/x
  3. Step 3: Cross multiply
    1,510,486.76x = 2,264,951.03 × 445,390.43
  4. Step 4: Simplify right side
    1,510,486.76x = 1,008,787,499,628.94
  5. Step 5: Solve for x
    x = 1,008,787,499,628.94/1,510,486.76
  6. Step 6: Final answer
    x = 667,855.90

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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.