Home / 1,092,390.48-1,641,296.09-708,383.66

Finding the Fourth Proportional to 1,092,390.48, 1,641,296.09 and 708,383.66

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Solution

The fourth proportional to 1,092,390.48, 1,641,296.09 and 708,383.66 is: 1,064,333.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,092,390.48 : 1,641,296.09 = 708,383.66 : x
  2. Step 2: Convert to fraction form
    1,092,390.48/1,641,296.09 = 708,383.66/x
  3. Step 3: Cross multiply
    1,092,390.48x = 1,641,296.09 × 708,383.66
  4. Step 4: Simplify right side
    1,092,390.48x = 1,162,667,319,629.49
  5. Step 5: Solve for x
    x = 1,162,667,319,629.49/1,092,390.48
  6. Step 6: Final answer
    x = 1,064,333.08

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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.