Home / 3,380,915.69-5,071,319.37-1,075,375.34

Finding the Fourth Proportional to 3,380,915.69, 5,071,319.37 and 1,075,375.34

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Solution

The fourth proportional to 3,380,915.69, 5,071,319.37 and 1,075,375.34 is: 1,613,045.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,380,915.69 : 5,071,319.37 = 1,075,375.34 : x
  2. Step 2: Convert to fraction form
    3,380,915.69/5,071,319.37 = 1,075,375.34/x
  3. Step 3: Cross multiply
    3,380,915.69x = 5,071,319.37 × 1,075,375.34
  4. Step 4: Simplify right side
    3,380,915.69x = 5,453,571,766,405.74
  5. Step 5: Solve for x
    x = 5,453,571,766,405.74/3,380,915.69
  6. Step 6: Final answer
    x = 1,613,045.77

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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.