Home / 1,305,042.42-1,799,052.21-922,394.10

Finding the Fourth Proportional to 1,305,042.42, 1,799,052.21 and 922,394.10

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Solution

The fourth proportional to 1,305,042.42, 1,799,052.21 and 922,394.10 is: 1,271,556.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,305,042.42 : 1,799,052.21 = 922,394.10 : x
  2. Step 2: Convert to fraction form
    1,305,042.42/1,799,052.21 = 922,394.10/x
  3. Step 3: Cross multiply
    1,305,042.42x = 1,799,052.21 × 922,394.10
  4. Step 4: Simplify right side
    1,305,042.42x = 1,659,435,144,095.96
  5. Step 5: Solve for x
    x = 1,659,435,144,095.96/1,305,042.42
  6. Step 6: Final answer
    x = 1,271,556.48

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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.