Home / 4,986,742.01-7,480,114.43-1,200,224.88

Finding the Fourth Proportional to 4,986,742.01, 7,480,114.43 and 1,200,224.88

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Solution

The fourth proportional to 4,986,742.01, 7,480,114.43 and 1,200,224.88 is: 1,800,337.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,986,742.01 : 7,480,114.43 = 1,200,224.88 : x
  2. Step 2: Convert to fraction form
    4,986,742.01/7,480,114.43 = 1,200,224.88/x
  3. Step 3: Cross multiply
    4,986,742.01x = 7,480,114.43 × 1,200,224.88
  4. Step 4: Simplify right side
    4,986,742.01x = 8,977,819,438,131.89
  5. Step 5: Solve for x
    x = 8,977,819,438,131.89/4,986,742.01
  6. Step 6: Final answer
    x = 1,800,337.66

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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.