Home / 3,851,306.74-5,775,592.24-1,421,940.16

Finding the Fourth Proportional to 3,851,306.74, 5,775,592.24 and 1,421,940.16

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Solution

The fourth proportional to 3,851,306.74, 5,775,592.24 and 1,421,940.16 is: 2,132,405.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,851,306.74 : 5,775,592.24 = 1,421,940.16 : x
  2. Step 2: Convert to fraction form
    3,851,306.74/5,775,592.24 = 1,421,940.16/x
  3. Step 3: Cross multiply
    3,851,306.74x = 5,775,592.24 × 1,421,940.16
  4. Step 4: Simplify right side
    3,851,306.74x = 8,212,546,553,840.36
  5. Step 5: Solve for x
    x = 8,212,546,553,840.36/3,851,306.74
  6. Step 6: Final answer
    x = 2,132,405.21

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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.