Home / 1,207,961.50-1,666,944.38-664,093.35

Finding the Fourth Proportional to 1,207,961.50, 1,666,944.38 and 664,093.35

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Solution

The fourth proportional to 1,207,961.50, 1,666,944.38 and 664,093.35 is: 916,425.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,207,961.50 : 1,666,944.38 = 664,093.35 : x
  2. Step 2: Convert to fraction form
    1,207,961.50/1,666,944.38 = 664,093.35/x
  3. Step 3: Cross multiply
    1,207,961.50x = 1,666,944.38 × 664,093.35
  4. Step 4: Simplify right side
    1,207,961.50x = 1,107,006,677,577.87
  5. Step 5: Solve for x
    x = 1,107,006,677,577.87/1,207,961.50
  6. Step 6: Final answer
    x = 916,425.46

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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.