Home / 1,485,038.11-2,049,352.09-805,974.61

Finding the Fourth Proportional to 1,485,038.11, 2,049,352.09 and 805,974.61

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Solution

The fourth proportional to 1,485,038.11, 2,049,352.09 and 805,974.61 is: 1,112,244.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,485,038.11 : 2,049,352.09 = 805,974.61 : x
  2. Step 2: Convert to fraction form
    1,485,038.11/2,049,352.09 = 805,974.61/x
  3. Step 3: Cross multiply
    1,485,038.11x = 2,049,352.09 × 805,974.61
  4. Step 4: Simplify right side
    1,485,038.11x = 1,651,725,751,490.44
  5. Step 5: Solve for x
    x = 1,651,725,751,490.44/1,485,038.11
  6. Step 6: Final answer
    x = 1,112,244.69

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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.