Home / 2,461,270.70-3,691,906.05-778,889.90

Finding the Fourth Proportional to 2,461,270.70, 3,691,906.05 and 778,889.90

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Solution

The fourth proportional to 2,461,270.70, 3,691,906.05 and 778,889.90 is: 1,168,334.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,461,270.70 : 3,691,906.05 = 778,889.90 : x
  2. Step 2: Convert to fraction form
    2,461,270.70/3,691,906.05 = 778,889.90/x
  3. Step 3: Cross multiply
    2,461,270.70x = 3,691,906.05 × 778,889.90
  4. Step 4: Simplify right side
    2,461,270.70x = 2,875,588,334,093.90
  5. Step 5: Solve for x
    x = 2,875,588,334,093.90/2,461,270.70
  6. Step 6: Final answer
    x = 1,168,334.85

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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.