Home / 1,629,362.16-2,443,726.80-819,530.64

Finding the Fourth Proportional to 1,629,362.16, 2,443,726.80 and 819,530.64

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Solution

The fourth proportional to 1,629,362.16, 2,443,726.80 and 819,530.64 is: 1,229,136.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,629,362.16 : 2,443,726.80 = 819,530.64 : x
  2. Step 2: Convert to fraction form
    1,629,362.16/2,443,726.80 = 819,530.64/x
  3. Step 3: Cross multiply
    1,629,362.16x = 2,443,726.80 × 819,530.64
  4. Step 4: Simplify right side
    1,629,362.16x = 2,002,708,988,389.15
  5. Step 5: Solve for x
    x = 2,002,708,988,389.15/1,629,362.16
  6. Step 6: Final answer
    x = 1,229,136.80

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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.