Home / 1,512,117.60-2,268,127.80-501,286.20

Finding the Fourth Proportional to 1,512,117.60, 2,268,127.80 and 501,286.20

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Solution

The fourth proportional to 1,512,117.60, 2,268,127.80 and 501,286.20 is: 751,913.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,512,117.60 : 2,268,127.80 = 501,286.20 : x
  2. Step 2: Convert to fraction form
    1,512,117.60/2,268,127.80 = 501,286.20/x
  3. Step 3: Cross multiply
    1,512,117.60x = 2,268,127.80 × 501,286.20
  4. Step 4: Simplify right side
    1,512,117.60x = 1,136,981,165,976.36
  5. Step 5: Solve for x
    x = 1,136,981,165,976.36/1,512,117.60
  6. Step 6: Final answer
    x = 751,913.19

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1.5x scale

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.