Home / 1,629,209.70-2,443,802.40-491,969.70

Finding the Fourth Proportional to 1,629,209.70, 2,443,802.40 and 491,969.70

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Solution

The fourth proportional to 1,629,209.70, 2,443,802.40 and 491,969.70 is: 737,950.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,629,209.70 : 2,443,802.40 = 491,969.70 : x
  2. Step 2: Convert to fraction form
    1,629,209.70/2,443,802.40 = 491,969.70/x
  3. Step 3: Cross multiply
    1,629,209.70x = 2,443,802.40 × 491,969.70
  4. Step 4: Simplify right side
    1,629,209.70x = 1,202,276,733,587.28
  5. Step 5: Solve for x
    x = 1,202,276,733,587.28/1,629,209.70
  6. Step 6: Final answer
    x = 737,950.88

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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.