Home / 3,485,237.80-5,227,856.70-926,447.80

Finding the Fourth Proportional to 3,485,237.80, 5,227,856.70 and 926,447.80

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Solution

The fourth proportional to 3,485,237.80, 5,227,856.70 and 926,447.80 is: 1,389,671.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,485,237.80 : 5,227,856.70 = 926,447.80 : x
  2. Step 2: Convert to fraction form
    3,485,237.80/5,227,856.70 = 926,447.80/x
  3. Step 3: Cross multiply
    3,485,237.80x = 5,227,856.70 × 926,447.80
  4. Step 4: Simplify right side
    3,485,237.80x = 4,843,336,338,430.26
  5. Step 5: Solve for x
    x = 4,843,336,338,430.26/3,485,237.80
  6. Step 6: Final answer
    x = 1,389,671.70

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Similar ratio
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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.