Home / 1,340,108.46-1,849,367.69-728,273.34

Finding the Fourth Proportional to 1,340,108.46, 1,849,367.69 and 728,273.34

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Solution

The fourth proportional to 1,340,108.46, 1,849,367.69 and 728,273.34 is: 1,005,027.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,340,108.46 : 1,849,367.69 = 728,273.34 : x
  2. Step 2: Convert to fraction form
    1,340,108.46/1,849,367.69 = 728,273.34/x
  3. Step 3: Cross multiply
    1,340,108.46x = 1,849,367.69 × 728,273.34
  4. Step 4: Simplify right side
    1,340,108.46x = 1,346,845,180,843.02
  5. Step 5: Solve for x
    x = 1,346,845,180,843.02/1,340,108.46
  6. Step 6: Final answer
    x = 1,005,027.00

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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.