Home / 1,400,722.20-2,100,791.70-602,029.80

Finding the Fourth Proportional to 1,400,722.20, 2,100,791.70 and 602,029.80

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Solution

The fourth proportional to 1,400,722.20, 2,100,791.70 and 602,029.80 is: 902,919.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,400,722.20 : 2,100,791.70 = 602,029.80 : x
  2. Step 2: Convert to fraction form
    1,400,722.20/2,100,791.70 = 602,029.80/x
  3. Step 3: Cross multiply
    1,400,722.20x = 2,100,791.70 × 602,029.80
  4. Step 4: Simplify right side
    1,400,722.20x = 1,264,739,206,992.66
  5. Step 5: Solve for x
    x = 1,264,739,206,992.66/1,400,722.20
  6. Step 6: Final answer
    x = 902,919.37

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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.