Home / 4,293,784.10-6,438,226.70-1,766,428.58

Finding the Fourth Proportional to 4,293,784.10, 6,438,226.70 and 1,766,428.58

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Solution

The fourth proportional to 4,293,784.10, 6,438,226.70 and 1,766,428.58 is: 2,648,635.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,293,784.10 : 6,438,226.70 = 1,766,428.58 : x
  2. Step 2: Convert to fraction form
    4,293,784.10/6,438,226.70 = 1,766,428.58/x
  3. Step 3: Cross multiply
    4,293,784.10x = 6,438,226.70 × 1,766,428.58
  4. Step 4: Simplify right side
    4,293,784.10x = 11,372,667,647,399.09
  5. Step 5: Solve for x
    x = 11,372,667,647,399.09/4,293,784.10
  6. Step 6: Final answer
    x = 2,648,635.19

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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.