Home / 1,055,702.46-1,455,928.70-823,187

Finding the Fourth Proportional to 1,055,702.46, 1,455,928.70 and 823,187

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Solution

The fourth proportional to 1,055,702.46, 1,455,928.70 and 823,187 is: 1,135,264.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,055,702.46 : 1,455,928.70 = 823,187 : x
  2. Step 2: Convert to fraction form
    1,055,702.46/1,455,928.70 = 823,187/x
  3. Step 3: Cross multiply
    1,055,702.46x = 1,455,928.70 × 823,187
  4. Step 4: Simplify right side
    1,055,702.46x = 1,198,501,578,766.90
  5. Step 5: Solve for x
    x = 1,198,501,578,766.90/1,055,702.46
  6. Step 6: Final answer
    x = 1,135,264.55

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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.