Home / 1,361,277.69-2,042,345.42-641,590.26

Finding the Fourth Proportional to 1,361,277.69, 2,042,345.42 and 641,590.26

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Solution

The fourth proportional to 1,361,277.69, 2,042,345.42 and 641,590.26 is: 962,587.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,361,277.69 : 2,042,345.42 = 641,590.26 : x
  2. Step 2: Convert to fraction form
    1,361,277.69/2,042,345.42 = 641,590.26/x
  3. Step 3: Cross multiply
    1,361,277.69x = 2,042,345.42 × 641,590.26
  4. Step 4: Simplify right side
    1,361,277.69x = 1,310,348,929,027.61
  5. Step 5: Solve for x
    x = 1,310,348,929,027.61/1,361,277.69
  6. Step 6: Final answer
    x = 962,587.53

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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.