Home / 2,692,805.10-4,037,198.85-1,627,622.70

Finding the Fourth Proportional to 2,692,805.10, 4,037,198.85 and 1,627,622.70

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Solution

The fourth proportional to 2,692,805.10, 4,037,198.85 and 1,627,622.70 is: 2,440,219.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,692,805.10 : 4,037,198.85 = 1,627,622.70 : x
  2. Step 2: Convert to fraction form
    2,692,805.10/4,037,198.85 = 1,627,622.70/x
  3. Step 3: Cross multiply
    2,692,805.10x = 4,037,198.85 × 1,627,622.70
  4. Step 4: Simplify right side
    2,692,805.10x = 6,571,036,492,673.90
  5. Step 5: Solve for x
    x = 6,571,036,492,673.90/2,692,805.10
  6. Step 6: Final answer
    x = 2,440,219.86

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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.