Home / 1,325,246.43-1,828,791.64-809,862.98

Finding the Fourth Proportional to 1,325,246.43, 1,828,791.64 and 809,862.98

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Solution

The fourth proportional to 1,325,246.43, 1,828,791.64 and 809,862.98 is: 1,117,581.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,325,246.43 : 1,828,791.64 = 809,862.98 : x
  2. Step 2: Convert to fraction form
    1,325,246.43/1,828,791.64 = 809,862.98/x
  3. Step 3: Cross multiply
    1,325,246.43x = 1,828,791.64 × 809,862.98
  4. Step 4: Simplify right side
    1,325,246.43x = 1,481,070,639,237.86
  5. Step 5: Solve for x
    x = 1,481,070,639,237.86/1,325,246.43
  6. Step 6: Final answer
    x = 1,117,581.31

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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.