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Finding the Fourth Proportional to 1,822,642.00, 2,733,953.09 and 743,150.34

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Solution

The fourth proportional to 1,822,642.00, 2,733,953.09 and 743,150.34 is: 1,114,721.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,822,642.00 : 2,733,953.09 = 743,150.34 : x
  2. Step 2: Convert to fraction form
    1,822,642.00/2,733,953.09 = 743,150.34/x
  3. Step 3: Cross multiply
    1,822,642.00x = 2,733,953.09 × 743,150.34
  4. Step 4: Simplify right side
    1,822,642.00x = 2,031,738,164,661.80
  5. Step 5: Solve for x
    x = 2,031,738,164,661.80/1,822,642.00
  6. Step 6: Final answer
    x = 1,114,721.47

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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.