Home / 2,229,041.12-3,076,049.76-1,210,453.12

Finding the Fourth Proportional to 2,229,041.12, 3,076,049.76 and 1,210,453.12

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Solution

The fourth proportional to 2,229,041.12, 3,076,049.76 and 1,210,453.12 is: 1,670,410.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,229,041.12 : 3,076,049.76 = 1,210,453.12 : x
  2. Step 2: Convert to fraction form
    2,229,041.12/3,076,049.76 = 1,210,453.12/x
  3. Step 3: Cross multiply
    2,229,041.12x = 3,076,049.76 × 1,210,453.12
  4. Step 4: Simplify right side
    2,229,041.12x = 3,723,414,029,267.25
  5. Step 5: Solve for x
    x = 3,723,414,029,267.25/2,229,041.12
  6. Step 6: Final answer
    x = 1,670,410.65

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.