Home / 4,784,985.28-7,174,587-1,906,794.88

Finding the Fourth Proportional to 4,784,985.28, 7,174,587 and 1,906,794.88

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Solution

The fourth proportional to 4,784,985.28, 7,174,587 and 1,906,794.88 is: 2,859,040.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,784,985.28 : 7,174,587 = 1,906,794.88 : x
  2. Step 2: Convert to fraction form
    4,784,985.28/7,174,587 = 1,906,794.88/x
  3. Step 3: Cross multiply
    4,784,985.28x = 7,174,587 × 1,906,794.88
  4. Step 4: Simplify right side
    4,784,985.28x = 13,680,465,757,714.56
  5. Step 5: Solve for x
    x = 13,680,465,757,714.56/4,784,985.28
  6. Step 6: Final answer
    x = 2,859,040.30

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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.