Home / 2,018,411.25-3,027,616.89-820,985.01

Finding the Fourth Proportional to 2,018,411.25, 3,027,616.89 and 820,985.01

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Solution

The fourth proportional to 2,018,411.25, 3,027,616.89 and 820,985.01 is: 1,231,477.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,018,411.25 : 3,027,616.89 = 820,985.01 : x
  2. Step 2: Convert to fraction form
    2,018,411.25/3,027,616.89 = 820,985.01/x
  3. Step 3: Cross multiply
    2,018,411.25x = 3,027,616.89 × 820,985.01
  4. Step 4: Simplify right side
    2,018,411.25x = 2,485,628,082,712.82
  5. Step 5: Solve for x
    x = 2,485,628,082,712.82/2,018,411.25
  6. Step 6: Final answer
    x = 1,231,477.52

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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.