Home / 1,512,358.52-2,086,398.97-900,168.01

Finding the Fourth Proportional to 1,512,358.52, 2,086,398.97 and 900,168.01

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Solution

The fourth proportional to 1,512,358.52, 2,086,398.97 and 900,168.01 is: 1,241,841.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,512,358.52 : 2,086,398.97 = 900,168.01 : x
  2. Step 2: Convert to fraction form
    1,512,358.52/2,086,398.97 = 900,168.01/x
  3. Step 3: Cross multiply
    1,512,358.52x = 2,086,398.97 × 900,168.01
  4. Step 4: Simplify right side
    1,512,358.52x = 1,878,109,601,424.53
  5. Step 5: Solve for x
    x = 1,878,109,601,424.53/1,512,358.52
  6. Step 6: Final answer
    x = 1,241,841.52

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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.