Home / 1,753,740.80-2,630,611.20-1,222,899.20

Finding the Fourth Proportional to 1,753,740.80, 2,630,611.20 and 1,222,899.20

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Solution

The fourth proportional to 1,753,740.80, 2,630,611.20 and 1,222,899.20 is: 1,834,348.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,753,740.80 : 2,630,611.20 = 1,222,899.20 : x
  2. Step 2: Convert to fraction form
    1,753,740.80/2,630,611.20 = 1,222,899.20/x
  3. Step 3: Cross multiply
    1,753,740.80x = 2,630,611.20 × 1,222,899.20
  4. Step 4: Simplify right side
    1,753,740.80x = 3,216,972,331,991.04
  5. Step 5: Solve for x
    x = 3,216,972,331,991.04/1,753,740.80
  6. Step 6: Final answer
    x = 1,834,348.80

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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.