Home / 2,276,853.72-3,415,870.80-1,211,019

Finding the Fourth Proportional to 2,276,853.72, 3,415,870.80 and 1,211,019

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Solution

The fourth proportional to 2,276,853.72, 3,415,870.80 and 1,211,019 is: 1,816,842.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,276,853.72 : 3,415,870.80 = 1,211,019 : x
  2. Step 2: Convert to fraction form
    2,276,853.72/3,415,870.80 = 1,211,019/x
  3. Step 3: Cross multiply
    2,276,853.72x = 3,415,870.80 × 1,211,019
  4. Step 4: Simplify right side
    2,276,853.72x = 4,136,684,440,345.20
  5. Step 5: Solve for x
    x = 4,136,684,440,345.20/2,276,853.72
  6. Step 6: Final answer
    x = 1,816,842.43

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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.