Home / 2,798,610.90-4,194,805.95-1,200,902.10

Finding the Fourth Proportional to 2,798,610.90, 4,194,805.95 and 1,200,902.10

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Solution

The fourth proportional to 2,798,610.90, 4,194,805.95 and 1,200,902.10 is: 1,800,018.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,798,610.90 : 4,194,805.95 = 1,200,902.10 : x
  2. Step 2: Convert to fraction form
    2,798,610.90/4,194,805.95 = 1,200,902.10/x
  3. Step 3: Cross multiply
    2,798,610.90x = 4,194,805.95 × 1,200,902.10
  4. Step 4: Simplify right side
    2,798,610.90x = 5,037,551,274,447.50
  5. Step 5: Solve for x
    x = 5,037,551,274,447.50/2,798,610.90
  6. Step 6: Final answer
    x = 1,800,018.46

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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.