Home / 1,179,517.39-1,768,933.32-459,698.89

Finding the Fourth Proportional to 1,179,517.39, 1,768,933.32 and 459,698.89

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Solution

The fourth proportional to 1,179,517.39, 1,768,933.32 and 459,698.89 is: 689,414.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,179,517.39 : 1,768,933.32 = 459,698.89 : x
  2. Step 2: Convert to fraction form
    1,179,517.39/1,768,933.32 = 459,698.89/x
  3. Step 3: Cross multiply
    1,179,517.39x = 1,768,933.32 × 459,698.89
  4. Step 4: Simplify right side
    1,179,517.39x = 813,176,683,688.02
  5. Step 5: Solve for x
    x = 813,176,683,688.02/1,179,517.39
  6. Step 6: Final answer
    x = 689,414.75

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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.