Home / 1,179,286.40-1,766,830.08-547,097.60

Finding the Fourth Proportional to 1,179,286.40, 1,766,830.08 and 547,097.60

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Solution

The fourth proportional to 1,179,286.40, 1,766,830.08 and 547,097.60 is: 819,672.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,179,286.40 : 1,766,830.08 = 547,097.60 : x
  2. Step 2: Convert to fraction form
    1,179,286.40/1,766,830.08 = 547,097.60/x
  3. Step 3: Cross multiply
    1,179,286.40x = 1,766,830.08 × 547,097.60
  4. Step 4: Simplify right side
    1,179,286.40x = 966,628,496,375.81
  5. Step 5: Solve for x
    x = 966,628,496,375.81/1,179,286.40
  6. Step 6: Final answer
    x = 819,672.39

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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.