Home / 3,811,457.63-5,270,157.47-3,749,855.31

Finding the Fourth Proportional to 3,811,457.63, 5,270,157.47 and 3,749,855.31

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Solution

The fourth proportional to 3,811,457.63, 5,270,157.47 and 3,749,855.31 is: 5,184,979.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,811,457.63 : 5,270,157.47 = 3,749,855.31 : x
  2. Step 2: Convert to fraction form
    3,811,457.63/5,270,157.47 = 3,749,855.31/x
  3. Step 3: Cross multiply
    3,811,457.63x = 5,270,157.47 × 3,749,855.31
  4. Step 4: Simplify right side
    3,811,457.63x = 19,762,327,982,790.30
  5. Step 5: Solve for x
    x = 19,762,327,982,790.30/3,811,457.63
  6. Step 6: Final answer
    x = 5,184,979.05

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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.