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Finding the Fourth Proportional to 6,624,799.54, 9,937,671.82 and 1,767,078.88

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Solution

The fourth proportional to 6,624,799.54, 9,937,671.82 and 1,767,078.88 is: 2,650,744.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,624,799.54 : 9,937,671.82 = 1,767,078.88 : x
  2. Step 2: Convert to fraction form
    6,624,799.54/9,937,671.82 = 1,767,078.88/x
  3. Step 3: Cross multiply
    6,624,799.54x = 9,937,671.82 × 1,767,078.88
  4. Step 4: Simplify right side
    6,624,799.54x = 17,560,649,989,493.16
  5. Step 5: Solve for x
    x = 17,560,649,989,493.16/6,624,799.54
  6. Step 6: Final answer
    x = 2,650,744.36

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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.