Home / 1,788,535.38-2,682,741.47-509,150.71

Finding the Fourth Proportional to 1,788,535.38, 2,682,741.47 and 509,150.71

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Solution

The fourth proportional to 1,788,535.38, 2,682,741.47 and 509,150.71 is: 763,708.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,788,535.38 : 2,682,741.47 = 509,150.71 : x
  2. Step 2: Convert to fraction form
    1,788,535.38/2,682,741.47 = 509,150.71/x
  3. Step 3: Cross multiply
    1,788,535.38x = 2,682,741.47 × 509,150.71
  4. Step 4: Simplify right side
    1,788,535.38x = 1,365,919,725,004.62
  5. Step 5: Solve for x
    x = 1,365,919,725,004.62/1,788,535.38
  6. Step 6: Final answer
    x = 763,708.53

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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.