Home / 1,191,628.06-1,787,558.73-392,583.58

Finding the Fourth Proportional to 1,191,628.06, 1,787,558.73 and 392,583.58

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Solution

The fourth proportional to 1,191,628.06, 1,787,558.73 and 392,583.58 is: 588,913.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,191,628.06 : 1,787,558.73 = 392,583.58 : x
  2. Step 2: Convert to fraction form
    1,191,628.06/1,787,558.73 = 392,583.58/x
  3. Step 3: Cross multiply
    1,191,628.06x = 1,787,558.73 × 392,583.58
  4. Step 4: Simplify right side
    1,191,628.06x = 701,766,205,683.65
  5. Step 5: Solve for x
    x = 701,766,205,683.65/1,191,628.06
  6. Step 6: Final answer
    x = 588,913.80

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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.