Home / 2,808,003.80-4,212,005.70-2,266,794.20

Finding the Fourth Proportional to 2,808,003.80, 4,212,005.70 and 2,266,794.20

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Solution

The fourth proportional to 2,808,003.80, 4,212,005.70 and 2,266,794.20 is: 3,400,191.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,808,003.80 : 4,212,005.70 = 2,266,794.20 : x
  2. Step 2: Convert to fraction form
    2,808,003.80/4,212,005.70 = 2,266,794.20/x
  3. Step 3: Cross multiply
    2,808,003.80x = 4,212,005.70 × 2,266,794.20
  4. Step 4: Simplify right side
    2,808,003.80x = 9,547,750,091,126.94
  5. Step 5: Solve for x
    x = 9,547,750,091,126.94/2,808,003.80
  6. Step 6: Final answer
    x = 3,400,191.30

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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.