Home / 6,269,671.78-9,404,624.34-1,782,064.42

Finding the Fourth Proportional to 6,269,671.78, 9,404,624.34 and 1,782,064.42

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Solution

The fourth proportional to 6,269,671.78, 9,404,624.34 and 1,782,064.42 is: 2,673,129.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,269,671.78 : 9,404,624.34 = 1,782,064.42 : x
  2. Step 2: Convert to fraction form
    6,269,671.78/9,404,624.34 = 1,782,064.42/x
  3. Step 3: Cross multiply
    6,269,671.78x = 9,404,624.34 × 1,782,064.42
  4. Step 4: Simplify right side
    6,269,671.78x = 16,759,646,419,779.98
  5. Step 5: Solve for x
    x = 16,759,646,419,779.98/6,269,671.78
  6. Step 6: Final answer
    x = 2,673,129.79

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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.