Home / 1,208,596.70-1,809,942.60-907,446.80

Finding the Fourth Proportional to 1,208,596.70, 1,809,942.60 and 907,446.80

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Solution

The fourth proportional to 1,208,596.70, 1,809,942.60 and 907,446.80 is: 1,358,953.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,208,596.70 : 1,809,942.60 = 907,446.80 : x
  2. Step 2: Convert to fraction form
    1,208,596.70/1,809,942.60 = 907,446.80/x
  3. Step 3: Cross multiply
    1,208,596.70x = 1,809,942.60 × 907,446.80
  4. Step 4: Simplify right side
    1,208,596.70x = 1,642,426,620,553.68
  5. Step 5: Solve for x
    x = 1,642,426,620,553.68/1,208,596.70
  6. Step 6: Final answer
    x = 1,358,953.42

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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.