Home / 1,438,218.01-2,156,766.27-539,169.67

Finding the Fourth Proportional to 1,438,218.01, 2,156,766.27 and 539,169.67

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Solution

The fourth proportional to 1,438,218.01, 2,156,766.27 and 539,169.67 is: 808,544.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,438,218.01 : 2,156,766.27 = 539,169.67 : x
  2. Step 2: Convert to fraction form
    1,438,218.01/2,156,766.27 = 539,169.67/x
  3. Step 3: Cross multiply
    1,438,218.01x = 2,156,766.27 × 539,169.67
  4. Step 4: Simplify right side
    1,438,218.01x = 1,162,862,958,063.03
  5. Step 5: Solve for x
    x = 1,162,862,958,063.03/1,438,218.01
  6. Step 6: Final answer
    x = 808,544.29

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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.