Home / 1,512,167.04-2,086,784.22-823,836.76

Finding the Fourth Proportional to 1,512,167.04, 2,086,784.22 and 823,836.76

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Solution

The fourth proportional to 1,512,167.04, 2,086,784.22 and 823,836.76 is: 1,136,891.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,512,167.04 : 2,086,784.22 = 823,836.76 : x
  2. Step 2: Convert to fraction form
    1,512,167.04/2,086,784.22 = 823,836.76/x
  3. Step 3: Cross multiply
    1,512,167.04x = 2,086,784.22 × 823,836.76
  4. Step 4: Simplify right side
    1,512,167.04x = 1,719,169,550,623.93
  5. Step 5: Solve for x
    x = 1,719,169,550,623.93/1,512,167.04
  6. Step 6: Final answer
    x = 1,136,891.30

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1.5x scale

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.