Home / 1,091,726.40-1,634,479.20-967,310.40

Finding the Fourth Proportional to 1,091,726.40, 1,634,479.20 and 967,310.40

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Solution

The fourth proportional to 1,091,726.40, 1,634,479.20 and 967,310.40 is: 1,448,209.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,091,726.40 : 1,634,479.20 = 967,310.40 : x
  2. Step 2: Convert to fraction form
    1,091,726.40/1,634,479.20 = 967,310.40/x
  3. Step 3: Cross multiply
    1,091,726.40x = 1,634,479.20 × 967,310.40
  4. Step 4: Simplify right side
    1,091,726.40x = 1,581,048,728,743.68
  5. Step 5: Solve for x
    x = 1,581,048,728,743.68/1,091,726.40
  6. Step 6: Final answer
    x = 1,448,209.67

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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.