Home / 1,292,863.43-1,941,009.28-1,104,534.02

Finding the Fourth Proportional to 1,292,863.43, 1,941,009.28 and 1,104,534.02

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Solution

The fourth proportional to 1,292,863.43, 1,941,009.28 and 1,104,534.02 is: 1,658,265.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,292,863.43 : 1,941,009.28 = 1,104,534.02 : x
  2. Step 2: Convert to fraction form
    1,292,863.43/1,941,009.28 = 1,104,534.02/x
  3. Step 3: Cross multiply
    1,292,863.43x = 1,941,009.28 × 1,104,534.02
  4. Step 4: Simplify right side
    1,292,863.43x = 2,143,910,784,986.89
  5. Step 5: Solve for x
    x = 2,143,910,784,986.89/1,292,863.43
  6. Step 6: Final answer
    x = 1,658,265.48

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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.