Home / 3,580,171.65-5,369,256.72-1,420,224.84

Finding the Fourth Proportional to 3,580,171.65, 5,369,256.72 and 1,420,224.84

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Solution

The fourth proportional to 3,580,171.65, 5,369,256.72 and 1,420,224.84 is: 2,129,940.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,580,171.65 : 5,369,256.72 = 1,420,224.84 : x
  2. Step 2: Convert to fraction form
    3,580,171.65/5,369,256.72 = 1,420,224.84/x
  3. Step 3: Cross multiply
    3,580,171.65x = 5,369,256.72 × 1,420,224.84
  4. Step 4: Simplify right side
    3,580,171.65x = 7,625,551,766,080.93
  5. Step 5: Solve for x
    x = 7,625,551,766,080.93/3,580,171.65
  6. Step 6: Final answer
    x = 2,129,940.27

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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.