Home / 1,400,668.38-2,101,155.66-501,986.34

Finding the Fourth Proportional to 1,400,668.38, 2,101,155.66 and 501,986.34

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Solution

The fourth proportional to 1,400,668.38, 2,101,155.66 and 501,986.34 is: 753,034.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,400,668.38 : 2,101,155.66 = 501,986.34 : x
  2. Step 2: Convert to fraction form
    1,400,668.38/2,101,155.66 = 501,986.34/x
  3. Step 3: Cross multiply
    1,400,668.38x = 2,101,155.66 × 501,986.34
  4. Step 4: Simplify right side
    1,400,668.38x = 1,054,751,439,533.68
  5. Step 5: Solve for x
    x = 1,054,751,439,533.68/1,400,668.38
  6. Step 6: Final answer
    x = 753,034.38

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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.