Home / 995,905.40-1,491,889.80-545,820.80

Finding the Fourth Proportional to 995,905.40, 1,491,889.80 and 545,820.80

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Solution

The fourth proportional to 995,905.40, 1,491,889.80 and 545,820.80 is: 817,652.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    995,905.40 : 1,491,889.80 = 545,820.80 : x
  2. Step 2: Convert to fraction form
    995,905.40/1,491,889.80 = 545,820.80/x
  3. Step 3: Cross multiply
    995,905.40x = 1,491,889.80 × 545,820.80
  4. Step 4: Simplify right side
    995,905.40x = 814,304,484,147.84
  5. Step 5: Solve for x
    x = 814,304,484,147.84/995,905.40
  6. Step 6: Final answer
    x = 817,652.44

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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.