Home / 1,424,555.80-2,136,825.66-359,593.48

Finding the Fourth Proportional to 1,424,555.80, 2,136,825.66 and 359,593.48

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Solution

The fourth proportional to 1,424,555.80, 2,136,825.66 and 359,593.48 is: 539,388.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,424,555.80 : 2,136,825.66 = 359,593.48 : x
  2. Step 2: Convert to fraction form
    1,424,555.80/2,136,825.66 = 359,593.48/x
  3. Step 3: Cross multiply
    1,424,555.80x = 2,136,825.66 × 359,593.48
  4. Step 4: Simplify right side
    1,424,555.80x = 768,388,575,232.70
  5. Step 5: Solve for x
    x = 768,388,575,232.70/1,424,555.80
  6. Step 6: Final answer
    x = 539,388.19

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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.