Home / 1,558,625.36-2,335,871.19-800,436.20

Finding the Fourth Proportional to 1,558,625.36, 2,335,871.19 and 800,436.20

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Solution

The fourth proportional to 1,558,625.36, 2,335,871.19 and 800,436.20 is: 1,199,592.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,558,625.36 : 2,335,871.19 = 800,436.20 : x
  2. Step 2: Convert to fraction form
    1,558,625.36/2,335,871.19 = 800,436.20/x
  3. Step 3: Cross multiply
    1,558,625.36x = 2,335,871.19 × 800,436.20
  4. Step 4: Simplify right side
    1,558,625.36x = 1,869,715,859,013.08
  5. Step 5: Solve for x
    x = 1,869,715,859,013.08/1,558,625.36
  6. Step 6: Final answer
    x = 1,199,592.86

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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.