Home / 3,942,301.55-5,440,365.90-2,199,952.67

Finding the Fourth Proportional to 3,942,301.55, 5,440,365.90 and 2,199,952.67

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Solution

The fourth proportional to 3,942,301.55, 5,440,365.90 and 2,199,952.67 is: 3,035,928.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,942,301.55 : 5,440,365.90 = 2,199,952.67 : x
  2. Step 2: Convert to fraction form
    3,942,301.55/5,440,365.90 = 2,199,952.67/x
  3. Step 3: Cross multiply
    3,942,301.55x = 5,440,365.90 × 2,199,952.67
  4. Step 4: Simplify right side
    3,942,301.55x = 11,968,547,460,280.12
  5. Step 5: Solve for x
    x = 11,968,547,460,280.12/3,942,301.55
  6. Step 6: Final answer
    x = 3,035,928.97

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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.