Home / 1,640,918.52-2,461,383.63-503,680.86

Finding the Fourth Proportional to 1,640,918.52, 2,461,383.63 and 503,680.86

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Solution

The fourth proportional to 1,640,918.52, 2,461,383.63 and 503,680.86 is: 755,523.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,640,918.52 : 2,461,383.63 = 503,680.86 : x
  2. Step 2: Convert to fraction form
    1,640,918.52/2,461,383.63 = 503,680.86/x
  3. Step 3: Cross multiply
    1,640,918.52x = 2,461,383.63 × 503,680.86
  4. Step 4: Simplify right side
    1,640,918.52x = 1,239,751,823,548.32
  5. Step 5: Solve for x
    x = 1,239,751,823,548.32/1,640,918.52
  6. Step 6: Final answer
    x = 755,523.09

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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.