Home / 1,577,108.20-2,365,662.30-1,371,821.80

Finding the Fourth Proportional to 1,577,108.20, 2,365,662.30 and 1,371,821.80

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Solution

The fourth proportional to 1,577,108.20, 2,365,662.30 and 1,371,821.80 is: 2,057,732.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,577,108.20 : 2,365,662.30 = 1,371,821.80 : x
  2. Step 2: Convert to fraction form
    1,577,108.20/2,365,662.30 = 1,371,821.80/x
  3. Step 3: Cross multiply
    1,577,108.20x = 2,365,662.30 × 1,371,821.80
  4. Step 4: Simplify right side
    1,577,108.20x = 3,245,267,114,578.14
  5. Step 5: Solve for x
    x = 3,245,267,114,578.14/1,577,108.20
  6. Step 6: Final answer
    x = 2,057,732.70

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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.