Home / 5,365,186.05-8,047,781.25-1,321,752.52

Finding the Fourth Proportional to 5,365,186.05, 8,047,781.25 and 1,321,752.52

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Solution

The fourth proportional to 5,365,186.05, 8,047,781.25 and 1,321,752.52 is: 1,982,629.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,365,186.05 : 8,047,781.25 = 1,321,752.52 : x
  2. Step 2: Convert to fraction form
    5,365,186.05/8,047,781.25 = 1,321,752.52/x
  3. Step 3: Cross multiply
    5,365,186.05x = 8,047,781.25 × 1,321,752.52
  4. Step 4: Simplify right side
    5,365,186.05x = 10,637,175,127,476.80
  5. Step 5: Solve for x
    x = 10,637,175,127,476.80/5,365,186.05
  6. Step 6: Final answer
    x = 1,982,629.31

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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.