Home / 1,542,128.67-2,313,709.67-531,947.93

Finding the Fourth Proportional to 1,542,128.67, 2,313,709.67 and 531,947.93

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Solution

The fourth proportional to 1,542,128.67, 2,313,709.67 and 531,947.93 is: 798,100.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,542,128.67 : 2,313,709.67 = 531,947.93 : x
  2. Step 2: Convert to fraction form
    1,542,128.67/2,313,709.67 = 531,947.93/x
  3. Step 3: Cross multiply
    1,542,128.67x = 2,313,709.67 × 531,947.93
  4. Step 4: Simplify right side
    1,542,128.67x = 1,230,773,059,338.80
  5. Step 5: Solve for x
    x = 1,230,773,059,338.80/1,542,128.67
  6. Step 6: Final answer
    x = 798,100.11

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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.