Home / 1,791,998.36-2,472,956.65-987,182.36

Finding the Fourth Proportional to 1,791,998.36, 2,472,956.65 and 987,182.36

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Solution

The fourth proportional to 1,791,998.36, 2,472,956.65 and 987,182.36 is: 1,362,311.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,791,998.36 : 2,472,956.65 = 987,182.36 : x
  2. Step 2: Convert to fraction form
    1,791,998.36/2,472,956.65 = 987,182.36/x
  3. Step 3: Cross multiply
    1,791,998.36x = 2,472,956.65 × 987,182.36
  4. Step 4: Simplify right side
    1,791,998.36x = 2,441,259,189,341.06
  5. Step 5: Solve for x
    x = 2,441,259,189,341.06/1,791,998.36
  6. Step 6: Final answer
    x = 1,362,311.06

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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.