Home / 1,221,123.24-1,684,932.84-737,364.24

Finding the Fourth Proportional to 1,221,123.24, 1,684,932.84 and 737,364.24

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Solution

The fourth proportional to 1,221,123.24, 1,684,932.84 and 737,364.24 is: 1,017,431.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,221,123.24 : 1,684,932.84 = 737,364.24 : x
  2. Step 2: Convert to fraction form
    1,221,123.24/1,684,932.84 = 737,364.24/x
  3. Step 3: Cross multiply
    1,221,123.24x = 1,684,932.84 × 737,364.24
  4. Step 4: Simplify right side
    1,221,123.24x = 1,242,409,223,017.64
  5. Step 5: Solve for x
    x = 1,242,409,223,017.64/1,221,123.24
  6. Step 6: Final answer
    x = 1,017,431.48

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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.