Home / 1,676,015.70-2,312,625.97-1,055,724.48

Finding the Fourth Proportional to 1,676,015.70, 2,312,625.97 and 1,055,724.48

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Solution

The fourth proportional to 1,676,015.70, 2,312,625.97 and 1,055,724.48 is: 1,456,726.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,676,015.70 : 2,312,625.97 = 1,055,724.48 : x
  2. Step 2: Convert to fraction form
    1,676,015.70/2,312,625.97 = 1,055,724.48/x
  3. Step 3: Cross multiply
    1,676,015.70x = 2,312,625.97 × 1,055,724.48
  4. Step 4: Simplify right side
    1,676,015.70x = 2,441,495,850,932.40
  5. Step 5: Solve for x
    x = 2,441,495,850,932.40/1,676,015.70
  6. Step 6: Final answer
    x = 1,456,726.13

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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.