Home / 2,222,538.80-3,333,808.20-2,187,109.40

Finding the Fourth Proportional to 2,222,538.80, 3,333,808.20 and 2,187,109.40

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Solution

The fourth proportional to 2,222,538.80, 3,333,808.20 and 2,187,109.40 is: 3,280,664.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,222,538.80 : 3,333,808.20 = 2,187,109.40 : x
  2. Step 2: Convert to fraction form
    2,222,538.80/3,333,808.20 = 2,187,109.40/x
  3. Step 3: Cross multiply
    2,222,538.80x = 3,333,808.20 × 2,187,109.40
  4. Step 4: Simplify right side
    2,222,538.80x = 7,291,403,252,017.08
  5. Step 5: Solve for x
    x = 7,291,403,252,017.08/2,222,538.80
  6. Step 6: Final answer
    x = 3,280,664.10

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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.