Home / 5,365,241.96-8,047,865.11-1,321,808.51

Finding the Fourth Proportional to 5,365,241.96, 8,047,865.11 and 1,321,808.51

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Solution

The fourth proportional to 5,365,241.96, 8,047,865.11 and 1,321,808.51 is: 1,982,713.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,365,241.96 : 8,047,865.11 = 1,321,808.51 : x
  2. Step 2: Convert to fraction form
    5,365,241.96/8,047,865.11 = 1,321,808.51/x
  3. Step 3: Cross multiply
    5,365,241.96x = 8,047,865.11 × 1,321,808.51
  4. Step 4: Simplify right side
    5,365,241.96x = 10,637,736,546,186.24
  5. Step 5: Solve for x
    x = 10,637,736,546,186.24/5,365,241.96
  6. Step 6: Final answer
    x = 1,982,713.29

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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.