Home / 3,553,060.20-5,328,035.10-1,422,436.20

Finding the Fourth Proportional to 3,553,060.20, 5,328,035.10 and 1,422,436.20

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Solution

The fourth proportional to 3,553,060.20, 5,328,035.10 and 1,422,436.20 is: 2,133,031.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,553,060.20 : 5,328,035.10 = 1,422,436.20 : x
  2. Step 2: Convert to fraction form
    3,553,060.20/5,328,035.10 = 1,422,436.20/x
  3. Step 3: Cross multiply
    3,553,060.20x = 5,328,035.10 × 1,422,436.20
  4. Step 4: Simplify right side
    3,553,060.20x = 7,578,790,001,110.62
  5. Step 5: Solve for x
    x = 7,578,790,001,110.62/3,553,060.20
  6. Step 6: Final answer
    x = 2,133,031.69

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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.