Home / 1,308,188.02-1,805,300.92-727,404.88

Finding the Fourth Proportional to 1,308,188.02, 1,805,300.92 and 727,404.88

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Solution

The fourth proportional to 1,308,188.02, 1,805,300.92 and 727,404.88 is: 1,003,819.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,308,188.02 : 1,805,300.92 = 727,404.88 : x
  2. Step 2: Convert to fraction form
    1,308,188.02/1,805,300.92 = 727,404.88/x
  3. Step 3: Cross multiply
    1,308,188.02x = 1,805,300.92 × 727,404.88
  4. Step 4: Simplify right side
    1,308,188.02x = 1,313,184,699,843.19
  5. Step 5: Solve for x
    x = 1,313,184,699,843.19/1,308,188.02
  6. Step 6: Final answer
    x = 1,003,819.54

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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.