Home / 2,210,244.82-3,315,367.41-612,807.98

Finding the Fourth Proportional to 2,210,244.82, 3,315,367.41 and 612,807.98

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Solution

The fourth proportional to 2,210,244.82, 3,315,367.41 and 612,807.98 is: 919,212.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,210,244.82 : 3,315,367.41 = 612,807.98 : x
  2. Step 2: Convert to fraction form
    2,210,244.82/3,315,367.41 = 612,807.98/x
  3. Step 3: Cross multiply
    2,210,244.82x = 3,315,367.41 × 612,807.98
  4. Step 4: Simplify right side
    2,210,244.82x = 2,031,683,608,701.05
  5. Step 5: Solve for x
    x = 2,031,683,608,701.05/2,210,244.82
  6. Step 6: Final answer
    x = 919,212.02

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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.