Home / 5,419,741.34-8,129,615.70-1,376,532.38

Finding the Fourth Proportional to 5,419,741.34, 8,129,615.70 and 1,376,532.38

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Solution

The fourth proportional to 5,419,741.34, 8,129,615.70 and 1,376,532.38 is: 2,064,799.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,419,741.34 : 8,129,615.70 = 1,376,532.38 : x
  2. Step 2: Convert to fraction form
    5,419,741.34/8,129,615.70 = 1,376,532.38/x
  3. Step 3: Cross multiply
    5,419,741.34x = 8,129,615.70 × 1,376,532.38
  4. Step 4: Simplify right side
    5,419,741.34x = 11,190,679,248,006.37
  5. Step 5: Solve for x
    x = 11,190,679,248,006.37/5,419,741.34
  6. Step 6: Final answer
    x = 2,064,799.51

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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.