Home / 4,608,575.92-6,912,864.60-1,242,783.28

Finding the Fourth Proportional to 4,608,575.92, 6,912,864.60 and 1,242,783.28

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Solution

The fourth proportional to 4,608,575.92, 6,912,864.60 and 1,242,783.28 is: 1,864,175.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,608,575.92 : 6,912,864.60 = 1,242,783.28 : x
  2. Step 2: Convert to fraction form
    4,608,575.92/6,912,864.60 = 1,242,783.28/x
  3. Step 3: Cross multiply
    4,608,575.92x = 6,912,864.60 × 1,242,783.28
  4. Step 4: Simplify right side
    4,608,575.92x = 8,591,192,541,783.89
  5. Step 5: Solve for x
    x = 8,591,192,541,783.89/4,608,575.92
  6. Step 6: Final answer
    x = 1,864,175.11

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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.