Home / 3,031,110.78-4,182,635.07-1,672,896.30

Finding the Fourth Proportional to 3,031,110.78, 4,182,635.07 and 1,672,896.30

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Solution

The fourth proportional to 3,031,110.78, 4,182,635.07 and 1,672,896.30 is: 2,308,432.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,031,110.78 : 4,182,635.07 = 1,672,896.30 : x
  2. Step 2: Convert to fraction form
    3,031,110.78/4,182,635.07 = 1,672,896.30/x
  3. Step 3: Cross multiply
    3,031,110.78x = 4,182,635.07 × 1,672,896.30
  4. Step 4: Simplify right side
    3,031,110.78x = 6,997,114,732,853.24
  5. Step 5: Solve for x
    x = 6,997,114,732,853.24/3,031,110.78
  6. Step 6: Final answer
    x = 2,308,432.53

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.