Home / 3,896,018.70-5,844,028.05-3,187,430.70

Finding the Fourth Proportional to 3,896,018.70, 5,844,028.05 and 3,187,430.70

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Solution

The fourth proportional to 3,896,018.70, 5,844,028.05 and 3,187,430.70 is: 4,781,146.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,896,018.70 : 5,844,028.05 = 3,187,430.70 : x
  2. Step 2: Convert to fraction form
    3,896,018.70/5,844,028.05 = 3,187,430.70/x
  3. Step 3: Cross multiply
    3,896,018.70x = 5,844,028.05 × 3,187,430.70
  4. Step 4: Simplify right side
    3,896,018.70x = 18,627,434,418,231.14
  5. Step 5: Solve for x
    x = 18,627,434,418,231.14/3,896,018.70
  6. Step 6: Final answer
    x = 4,781,146.05

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Double scale
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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.