Home / 1,883,721.20-2,822,331.96-1,031,406.30

Finding the Fourth Proportional to 1,883,721.20, 2,822,331.96 and 1,031,406.30

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Solution

The fourth proportional to 1,883,721.20, 2,822,331.96 and 1,031,406.30 is: 1,545,330.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,883,721.20 : 2,822,331.96 = 1,031,406.30 : x
  2. Step 2: Convert to fraction form
    1,883,721.20/2,822,331.96 = 1,031,406.30/x
  3. Step 3: Cross multiply
    1,883,721.20x = 2,822,331.96 × 1,031,406.30
  4. Step 4: Simplify right side
    1,883,721.20x = 2,910,970,964,235.35
  5. Step 5: Solve for x
    x = 2,910,970,964,235.35/1,883,721.20
  6. Step 6: Final answer
    x = 1,545,330.05

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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.