Home / 2,200,548.20-3,300,822.30-1,920,612.20

Finding the Fourth Proportional to 2,200,548.20, 3,300,822.30 and 1,920,612.20

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Solution

The fourth proportional to 2,200,548.20, 3,300,822.30 and 1,920,612.20 is: 2,880,918.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,200,548.20 : 3,300,822.30 = 1,920,612.20 : x
  2. Step 2: Convert to fraction form
    2,200,548.20/3,300,822.30 = 1,920,612.20/x
  3. Step 3: Cross multiply
    2,200,548.20x = 3,300,822.30 × 1,920,612.20
  4. Step 4: Simplify right side
    2,200,548.20x = 6,339,599,579,412.06
  5. Step 5: Solve for x
    x = 6,339,599,579,412.06/2,200,548.20
  6. Step 6: Final answer
    x = 2,880,918.30

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Similar ratio
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1.5x scale

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.