Home / 4,891,889.34-7,338,735.95-1,609,428.47

Finding the Fourth Proportional to 4,891,889.34, 7,338,735.95 and 1,609,428.47

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Solution

The fourth proportional to 4,891,889.34, 7,338,735.95 and 1,609,428.47 is: 2,414,439.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,891,889.34 : 7,338,735.95 = 1,609,428.47 : x
  2. Step 2: Convert to fraction form
    4,891,889.34/7,338,735.95 = 1,609,428.47/x
  3. Step 3: Cross multiply
    4,891,889.34x = 7,338,735.95 × 1,609,428.47
  4. Step 4: Simplify right side
    4,891,889.34x = 11,811,170,527,001.68
  5. Step 5: Solve for x
    x = 11,811,170,527,001.68/4,891,889.34
  6. Step 6: Final answer
    x = 2,414,439.43

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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.