Home / 1,687,944.64-2,329,418.64-923,998

Finding the Fourth Proportional to 1,687,944.64, 2,329,418.64 and 923,998

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Solution

The fourth proportional to 1,687,944.64, 2,329,418.64 and 923,998 is: 1,275,147.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,687,944.64 : 2,329,418.64 = 923,998 : x
  2. Step 2: Convert to fraction form
    1,687,944.64/2,329,418.64 = 923,998/x
  3. Step 3: Cross multiply
    1,687,944.64x = 2,329,418.64 × 923,998
  4. Step 4: Simplify right side
    1,687,944.64x = 2,152,378,164,522.72
  5. Step 5: Solve for x
    x = 2,152,378,164,522.72/1,687,944.64
  6. Step 6: Final answer
    x = 1,275,147.37

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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.