Home / 1,820,930.23-2,512,883.33-1,005,133.70

Finding the Fourth Proportional to 1,820,930.23, 2,512,883.33 and 1,005,133.70

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Solution

The fourth proportional to 1,820,930.23, 2,512,883.33 and 1,005,133.70 is: 1,387,084.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,820,930.23 : 2,512,883.33 = 1,005,133.70 : x
  2. Step 2: Convert to fraction form
    1,820,930.23/2,512,883.33 = 1,005,133.70/x
  3. Step 3: Cross multiply
    1,820,930.23x = 2,512,883.33 × 1,005,133.70
  4. Step 4: Simplify right side
    1,820,930.23x = 2,525,783,724,177.01
  5. Step 5: Solve for x
    x = 2,525,783,724,177.01/1,820,930.23
  6. Step 6: Final answer
    x = 1,387,084.29

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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.