Home / 1,616,521.32-2,231,564.58-937,209.96

Finding the Fourth Proportional to 1,616,521.32, 2,231,564.58 and 937,209.96

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Solution

The fourth proportional to 1,616,521.32, 2,231,564.58 and 937,209.96 is: 1,293,793.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,616,521.32 : 2,231,564.58 = 937,209.96 : x
  2. Step 2: Convert to fraction form
    1,616,521.32/2,231,564.58 = 937,209.96/x
  3. Step 3: Cross multiply
    1,616,521.32x = 2,231,564.58 × 937,209.96
  4. Step 4: Simplify right side
    1,616,521.32x = 2,091,444,550,759.22
  5. Step 5: Solve for x
    x = 2,091,444,550,759.22/1,616,521.32
  6. Step 6: Final answer
    x = 1,293,793.36

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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.