Home / 1,138,185.30-1,707,058.88-530,806.88

Finding the Fourth Proportional to 1,138,185.30, 1,707,058.88 and 530,806.88

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Solution

The fourth proportional to 1,138,185.30, 1,707,058.88 and 530,806.88 is: 796,108.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,138,185.30 : 1,707,058.88 = 530,806.88 : x
  2. Step 2: Convert to fraction form
    1,138,185.30/1,707,058.88 = 530,806.88/x
  3. Step 3: Cross multiply
    1,138,185.30x = 1,707,058.88 × 530,806.88
  4. Step 4: Simplify right side
    1,138,185.30x = 906,118,598,069.09
  5. Step 5: Solve for x
    x = 906,118,598,069.09/1,138,185.30
  6. Step 6: Final answer
    x = 796,108.15

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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.