Home / 1,362,185.89-2,042,218.53-881,397.83

Finding the Fourth Proportional to 1,362,185.89, 2,042,218.53 and 881,397.83

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Solution

The fourth proportional to 1,362,185.89, 2,042,218.53 and 881,397.83 is: 1,321,410.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,362,185.89 : 2,042,218.53 = 881,397.83 : x
  2. Step 2: Convert to fraction form
    1,362,185.89/2,042,218.53 = 881,397.83/x
  3. Step 3: Cross multiply
    1,362,185.89x = 2,042,218.53 × 881,397.83
  4. Step 4: Simplify right side
    1,362,185.89x = 1,800,006,980,727.79
  5. Step 5: Solve for x
    x = 1,800,006,980,727.79/1,362,185.89
  6. Step 6: Final answer
    x = 1,321,410.68

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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.