Home / 2,018,403.75-3,027,605.63-820,977.51

Finding the Fourth Proportional to 2,018,403.75, 3,027,605.63 and 820,977.51

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Solution

The fourth proportional to 2,018,403.75, 3,027,605.63 and 820,977.51 is: 1,231,466.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,018,403.75 : 3,027,605.63 = 820,977.51 : x
  2. Step 2: Convert to fraction form
    2,018,403.75/3,027,605.63 = 820,977.51/x
  3. Step 3: Cross multiply
    2,018,403.75x = 3,027,605.63 × 820,977.51
  4. Step 4: Simplify right side
    2,018,403.75x = 2,485,596,127,274.49
  5. Step 5: Solve for x
    x = 2,485,596,127,274.49/2,018,403.75
  6. Step 6: Final answer
    x = 1,231,466.27

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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.