Home / 2,971,090.68-4,100,121.88-1,747,447.76

Finding the Fourth Proportional to 2,971,090.68, 4,100,121.88 and 1,747,447.76

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Solution

The fourth proportional to 2,971,090.68, 4,100,121.88 and 1,747,447.76 is: 2,411,487.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,971,090.68 : 4,100,121.88 = 1,747,447.76 : x
  2. Step 2: Convert to fraction form
    2,971,090.68/4,100,121.88 = 1,747,447.76/x
  3. Step 3: Cross multiply
    2,971,090.68x = 4,100,121.88 × 1,747,447.76
  4. Step 4: Simplify right side
    2,971,090.68x = 7,164,748,794,932.99
  5. Step 5: Solve for x
    x = 7,164,748,794,932.99/2,971,090.68
  6. Step 6: Final answer
    x = 2,411,487.76

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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.