Home / 1,767,150.60-2,652,108.30-820,638.60

Finding the Fourth Proportional to 1,767,150.60, 2,652,108.30 and 820,638.60

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Solution

The fourth proportional to 1,767,150.60, 2,652,108.30 and 820,638.60 is: 1,231,599.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,767,150.60 : 2,652,108.30 = 820,638.60 : x
  2. Step 2: Convert to fraction form
    1,767,150.60/2,652,108.30 = 820,638.60/x
  3. Step 3: Cross multiply
    1,767,150.60x = 2,652,108.30 × 820,638.60
  4. Step 4: Simplify right side
    1,767,150.60x = 2,176,422,442,360.38
  5. Step 5: Solve for x
    x = 2,176,422,442,360.38/1,767,150.60
  6. Step 6: Final answer
    x = 1,231,599.87

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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.