Home / 1,613,185-2,226,195.30-897,961.96

Finding the Fourth Proportional to 1,613,185, 2,226,195.30 and 897,961.96

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Solution

The fourth proportional to 1,613,185, 2,226,195.30 and 897,961.96 is: 1,239,187.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,613,185 : 2,226,195.30 = 897,961.96 : x
  2. Step 2: Convert to fraction form
    1,613,185/2,226,195.30 = 897,961.96/x
  3. Step 3: Cross multiply
    1,613,185x = 2,226,195.30 × 897,961.96
  4. Step 4: Simplify right side
    1,613,185x = 1,999,038,694,930.79
  5. Step 5: Solve for x
    x = 1,999,038,694,930.79/1,613,185
  6. Step 6: Final answer
    x = 1,239,187.50

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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.