Home / 1,058,538.24-1,586,563.20-819,659.52

Finding the Fourth Proportional to 1,058,538.24, 1,586,563.20 and 819,659.52

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Solution

The fourth proportional to 1,058,538.24, 1,586,563.20 and 819,659.52 is: 1,228,525.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,058,538.24 : 1,586,563.20 = 819,659.52 : x
  2. Step 2: Convert to fraction form
    1,058,538.24/1,586,563.20 = 819,659.52/x
  3. Step 3: Cross multiply
    1,058,538.24x = 1,586,563.20 × 819,659.52
  4. Step 4: Simplify right side
    1,058,538.24x = 1,300,441,630,961.66
  5. Step 5: Solve for x
    x = 1,300,441,630,961.66/1,058,538.24
  6. Step 6: Final answer
    x = 1,228,525.89

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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.