Home / 2,910,515.49-3,987,425.59-2,801,427.21

Finding the Fourth Proportional to 2,910,515.49, 3,987,425.59 and 2,801,427.21

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Solution

The fourth proportional to 2,910,515.49, 3,987,425.59 and 2,801,427.21 is: 3,837,973.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,910,515.49 : 3,987,425.59 = 2,801,427.21 : x
  2. Step 2: Convert to fraction form
    2,910,515.49/3,987,425.59 = 2,801,427.21/x
  3. Step 3: Cross multiply
    2,910,515.49x = 3,987,425.59 × 2,801,427.21
  4. Step 4: Simplify right side
    2,910,515.49x = 11,170,482,538,672.74
  5. Step 5: Solve for x
    x = 11,170,482,538,672.74/2,910,515.49
  6. Step 6: Final answer
    x = 3,837,973.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.