Home / 3,548,115.80-5,321,007.30-1,303,962.20

Finding the Fourth Proportional to 3,548,115.80, 5,321,007.30 and 1,303,962.20

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Solution

The fourth proportional to 3,548,115.80, 5,321,007.30 and 1,303,962.20 is: 1,955,514.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,548,115.80 : 5,321,007.30 = 1,303,962.20 : x
  2. Step 2: Convert to fraction form
    3,548,115.80/5,321,007.30 = 1,303,962.20/x
  3. Step 3: Cross multiply
    3,548,115.80x = 5,321,007.30 × 1,303,962.20
  4. Step 4: Simplify right side
    3,548,115.80x = 6,938,392,385,124.06
  5. Step 5: Solve for x
    x = 6,938,392,385,124.06/3,548,115.80
  6. Step 6: Final answer
    x = 1,955,514.64

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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.