Home / 1,776,448.80-2,664,932.40-829,850.40

Finding the Fourth Proportional to 1,776,448.80, 2,664,932.40 and 829,850.40

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Solution

The fourth proportional to 1,776,448.80, 2,664,932.40 and 829,850.40 is: 1,244,896.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,776,448.80 : 2,664,932.40 = 829,850.40 : x
  2. Step 2: Convert to fraction form
    1,776,448.80/2,664,932.40 = 829,850.40/x
  3. Step 3: Cross multiply
    1,776,448.80x = 2,664,932.40 × 829,850.40
  4. Step 4: Simplify right side
    1,776,448.80x = 2,211,495,218,112.96
  5. Step 5: Solve for x
    x = 2,211,495,218,112.96/1,776,448.80
  6. Step 6: Final answer
    x = 1,244,896.68

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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.