Home / 1,109,939.30-1,531,716.23-600,641.67

Finding the Fourth Proportional to 1,109,939.30, 1,531,716.23 and 600,641.67

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Solution

The fourth proportional to 1,109,939.30, 1,531,716.23 and 600,641.67 is: 828,885.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,109,939.30 : 1,531,716.23 = 600,641.67 : x
  2. Step 2: Convert to fraction form
    1,109,939.30/1,531,716.23 = 600,641.67/x
  3. Step 3: Cross multiply
    1,109,939.30x = 1,531,716.23 × 600,641.67
  4. Step 4: Simplify right side
    1,109,939.30x = 920,012,598,726.88
  5. Step 5: Solve for x
    x = 920,012,598,726.88/1,109,939.30
  6. Step 6: Final answer
    x = 828,885.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.