Home / 1,811,743.71-2,500,205.45-996,000

Finding the Fourth Proportional to 1,811,743.71, 2,500,205.45 and 996,000

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Solution

The fourth proportional to 1,811,743.71, 2,500,205.45 and 996,000 is: 1,374,479.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,811,743.71 : 2,500,205.45 = 996,000 : x
  2. Step 2: Convert to fraction form
    1,811,743.71/2,500,205.45 = 996,000/x
  3. Step 3: Cross multiply
    1,811,743.71x = 2,500,205.45 × 996,000
  4. Step 4: Simplify right side
    1,811,743.71x = 2,490,204,623,220
  5. Step 5: Solve for x
    x = 2,490,204,623,220/1,811,743.71
  6. Step 6: Final answer
    x = 1,374,479.52

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.