Home / 5,405,402.81-7,459,456.35-2,958,013.73

Finding the Fourth Proportional to 5,405,402.81, 7,459,456.35 and 2,958,013.73

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Solution

The fourth proportional to 5,405,402.81, 7,459,456.35 and 2,958,013.73 is: 4,082,059.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,405,402.81 : 7,459,456.35 = 2,958,013.73 : x
  2. Step 2: Convert to fraction form
    5,405,402.81/7,459,456.35 = 2,958,013.73/x
  3. Step 3: Cross multiply
    5,405,402.81x = 7,459,456.35 × 2,958,013.73
  4. Step 4: Simplify right side
    5,405,402.81x = 22,065,174,301,635.68
  5. Step 5: Solve for x
    x = 22,065,174,301,635.68/5,405,402.81
  6. Step 6: Final answer
    x = 4,082,059.21

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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.