Home / 1,613,186-2,226,196.68-897,962.96

Finding the Fourth Proportional to 1,613,186, 2,226,196.68 and 897,962.96

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Solution

The fourth proportional to 1,613,186, 2,226,196.68 and 897,962.96 is: 1,239,188.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,613,186 : 2,226,196.68 = 897,962.96 : x
  2. Step 2: Convert to fraction form
    1,613,186/2,226,196.68 = 897,962.96/x
  3. Step 3: Cross multiply
    1,613,186x = 2,226,196.68 × 897,962.96
  4. Step 4: Simplify right side
    1,613,186x = 1,999,042,160,314.97
  5. Step 5: Solve for x
    x = 1,999,042,160,314.97/1,613,186
  6. Step 6: Final answer
    x = 1,239,188.88

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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.