Home / 2,229,311.16-3,076,467.48-1,210,723.20

Finding the Fourth Proportional to 2,229,311.16, 3,076,467.48 and 1,210,723.20

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Solution

The fourth proportional to 2,229,311.16, 3,076,467.48 and 1,210,723.20 is: 1,670,807.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,229,311.16 : 3,076,467.48 = 1,210,723.20 : x
  2. Step 2: Convert to fraction form
    2,229,311.16/3,076,467.48 = 1,210,723.20/x
  3. Step 3: Cross multiply
    2,229,311.16x = 3,076,467.48 × 1,210,723.20
  4. Step 4: Simplify right side
    2,229,311.16x = 3,724,750,552,081.54
  5. Step 5: Solve for x
    x = 3,724,750,552,081.54/2,229,311.16
  6. Step 6: Final answer
    x = 1,670,807.83

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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.