Home / 3,181,648.06-4,772,481.95-785,492.97

Finding the Fourth Proportional to 3,181,648.06, 4,772,481.95 and 785,492.97

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Solution

The fourth proportional to 3,181,648.06, 4,772,481.95 and 785,492.97 is: 1,178,241.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,181,648.06 : 4,772,481.95 = 785,492.97 : x
  2. Step 2: Convert to fraction form
    3,181,648.06/4,772,481.95 = 785,492.97/x
  3. Step 3: Cross multiply
    3,181,648.06x = 4,772,481.95 × 785,492.97
  4. Step 4: Simplify right side
    3,181,648.06x = 3,748,751,021,176.89
  5. Step 5: Solve for x
    x = 3,748,751,021,176.89/3,181,648.06
  6. Step 6: Final answer
    x = 1,178,241.89

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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.