Home / 3,991,056.81-5,507,663.55-2,272,177.27

Finding the Fourth Proportional to 3,991,056.81, 5,507,663.55 and 2,272,177.27

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Solution

The fourth proportional to 3,991,056.81, 5,507,663.55 and 2,272,177.27 is: 3,135,607.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,991,056.81 : 5,507,663.55 = 2,272,177.27 : x
  2. Step 2: Convert to fraction form
    3,991,056.81/5,507,663.55 = 2,272,177.27/x
  3. Step 3: Cross multiply
    3,991,056.81x = 5,507,663.55 × 2,272,177.27
  4. Step 4: Simplify right side
    3,991,056.81x = 12,514,387,927,481.42
  5. Step 5: Solve for x
    x = 12,514,387,927,481.42/3,991,056.81
  6. Step 6: Final answer
    x = 3,135,607.57

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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.