Home / 1,419,951.50-2,130,702.17-822,080.38

Finding the Fourth Proportional to 1,419,951.50, 2,130,702.17 and 822,080.38

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Solution

The fourth proportional to 1,419,951.50, 2,130,702.17 and 822,080.38 is: 1,233,569.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,419,951.50 : 2,130,702.17 = 822,080.38 : x
  2. Step 2: Convert to fraction form
    1,419,951.50/2,130,702.17 = 822,080.38/x
  3. Step 3: Cross multiply
    1,419,951.50x = 2,130,702.17 × 822,080.38
  4. Step 4: Simplify right side
    1,419,951.50x = 1,751,608,434,816.51
  5. Step 5: Solve for x
    x = 1,751,608,434,816.51/1,419,951.50
  6. Step 6: Final answer
    x = 1,233,569.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.