Home / 1,058,601.80-1,587,900.24-459,485.28

Finding the Fourth Proportional to 1,058,601.80, 1,587,900.24 and 459,485.28

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Solution

The fourth proportional to 1,058,601.80, 1,587,900.24 and 459,485.28 is: 689,226.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,058,601.80 : 1,587,900.24 = 459,485.28 : x
  2. Step 2: Convert to fraction form
    1,058,601.80/1,587,900.24 = 459,485.28/x
  3. Step 3: Cross multiply
    1,058,601.80x = 1,587,900.24 × 459,485.28
  4. Step 4: Simplify right side
    1,058,601.80x = 729,616,786,388.47
  5. Step 5: Solve for x
    x = 729,616,786,388.47/1,058,601.80
  6. Step 6: Final answer
    x = 689,226.85

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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.