Home / 1,804,383.11-2,490,048.62-988,617.73

Finding the Fourth Proportional to 1,804,383.11, 2,490,048.62 and 988,617.73

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Solution

The fourth proportional to 1,804,383.11, 2,490,048.62 and 988,617.73 is: 1,364,292.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,804,383.11 : 2,490,048.62 = 988,617.73 : x
  2. Step 2: Convert to fraction form
    1,804,383.11/2,490,048.62 = 988,617.73/x
  3. Step 3: Cross multiply
    1,804,383.11x = 2,490,048.62 × 988,617.73
  4. Step 4: Simplify right side
    1,804,383.11x = 2,461,706,209,648.32
  5. Step 5: Solve for x
    x = 2,461,706,209,648.32/1,804,383.11
  6. Step 6: Final answer
    x = 1,364,292.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.