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Finding the Fourth Proportional to 6,407,604, 8,842,461.66 and 3,467,419

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Solution

The fourth proportional to 6,407,604, 8,842,461.66 and 3,467,419 is: 4,785,020.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,407,604 : 8,842,461.66 = 3,467,419 : x
  2. Step 2: Convert to fraction form
    6,407,604/8,842,461.66 = 3,467,419/x
  3. Step 3: Cross multiply
    6,407,604x = 8,842,461.66 × 3,467,419
  4. Step 4: Simplify right side
    6,407,604x = 30,660,519,566,655.54
  5. Step 5: Solve for x
    x = 30,660,519,566,655.54/6,407,604
  6. Step 6: Final answer
    x = 4,785,020.98

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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.