Home / 4,909,917.70-7,364,876.55-3,114,828.10

Finding the Fourth Proportional to 4,909,917.70, 7,364,876.55 and 3,114,828.10

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Solution

The fourth proportional to 4,909,917.70, 7,364,876.55 and 3,114,828.10 is: 4,672,242.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,909,917.70 : 7,364,876.55 = 3,114,828.10 : x
  2. Step 2: Convert to fraction form
    4,909,917.70/7,364,876.55 = 3,114,828.10/x
  3. Step 3: Cross multiply
    4,909,917.70x = 7,364,876.55 × 3,114,828.10
  4. Step 4: Simplify right side
    4,909,917.70x = 22,940,324,430,971.05
  5. Step 5: Solve for x
    x = 22,940,324,430,971.05/4,909,917.70
  6. Step 6: Final answer
    x = 4,672,242.15

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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.