Home / 4,789,404.84-7,177,869.45-1,946,193.06

Finding the Fourth Proportional to 4,789,404.84, 7,177,869.45 and 1,946,193.06

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Solution

The fourth proportional to 4,789,404.84, 7,177,869.45 and 1,946,193.06 is: 2,916,754.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,789,404.84 : 7,177,869.45 = 1,946,193.06 : x
  2. Step 2: Convert to fraction form
    4,789,404.84/7,177,869.45 = 1,946,193.06/x
  3. Step 3: Cross multiply
    4,789,404.84x = 7,177,869.45 × 1,946,193.06
  4. Step 4: Simplify right side
    4,789,404.84x = 13,969,519,709,176.02
  5. Step 5: Solve for x
    x = 13,969,519,709,176.02/4,789,404.84
  6. Step 6: Final answer
    x = 2,916,754.83

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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.