Home / 1,766,127.38-2,649,586.14-644,196.38

Finding the Fourth Proportional to 1,766,127.38, 2,649,586.14 and 644,196.38

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Solution

The fourth proportional to 1,766,127.38, 2,649,586.14 and 644,196.38 is: 966,438.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,766,127.38 : 2,649,586.14 = 644,196.38 : x
  2. Step 2: Convert to fraction form
    1,766,127.38/2,649,586.14 = 644,196.38/x
  3. Step 3: Cross multiply
    1,766,127.38x = 2,649,586.14 × 644,196.38
  4. Step 4: Simplify right side
    1,766,127.38x = 1,706,853,786,638.24
  5. Step 5: Solve for x
    x = 1,706,853,786,638.24/1,766,127.38
  6. Step 6: Final answer
    x = 966,438.67

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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.