Home / 3,385,974.78-4,672,702.35-1,858,224.06

Finding the Fourth Proportional to 3,385,974.78, 4,672,702.35 and 1,858,224.06

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Solution

The fourth proportional to 3,385,974.78, 4,672,702.35 and 1,858,224.06 is: 2,564,380.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,385,974.78 : 4,672,702.35 = 1,858,224.06 : x
  2. Step 2: Convert to fraction form
    3,385,974.78/4,672,702.35 = 1,858,224.06/x
  3. Step 3: Cross multiply
    3,385,974.78x = 4,672,702.35 × 1,858,224.06
  4. Step 4: Simplify right side
    3,385,974.78x = 8,682,927,931,988.54
  5. Step 5: Solve for x
    x = 8,682,927,931,988.54/3,385,974.78
  6. Step 6: Final answer
    x = 2,564,380.57

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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.