Home / 1,194,115.40-1,646,138.40-907,137.26

Finding the Fourth Proportional to 1,194,115.40, 1,646,138.40 and 907,137.26

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Solution

The fourth proportional to 1,194,115.40, 1,646,138.40 and 907,137.26 is: 1,250,526.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,194,115.40 : 1,646,138.40 = 907,137.26 : x
  2. Step 2: Convert to fraction form
    1,194,115.40/1,646,138.40 = 907,137.26/x
  3. Step 3: Cross multiply
    1,194,115.40x = 1,646,138.40 × 907,137.26
  4. Step 4: Simplify right side
    1,194,115.40x = 1,493,273,477,756.78
  5. Step 5: Solve for x
    x = 1,493,273,477,756.78/1,194,115.40
  6. Step 6: Final answer
    x = 1,250,526.94

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.