Home / 1,450,177.67-2,001,784.10-1,245,406.31

Finding the Fourth Proportional to 1,450,177.67, 2,001,784.10 and 1,245,406.31

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Solution

The fourth proportional to 1,450,177.67, 2,001,784.10 and 1,245,406.31 is: 1,719,123.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,450,177.67 : 2,001,784.10 = 1,245,406.31 : x
  2. Step 2: Convert to fraction form
    1,450,177.67/2,001,784.10 = 1,245,406.31/x
  3. Step 3: Cross multiply
    1,450,177.67x = 2,001,784.10 × 1,245,406.31
  4. Step 4: Simplify right side
    1,450,177.67x = 2,493,034,542,502.27
  5. Step 5: Solve for x
    x = 2,493,034,542,502.27/1,450,177.67
  6. Step 6: Final answer
    x = 1,719,123.53

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.