Home / 2,221,222.05-3,331,833.05-538,325.55

Finding the Fourth Proportional to 2,221,222.05, 3,331,833.05 and 538,325.55

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Solution

The fourth proportional to 2,221,222.05, 3,331,833.05 and 538,325.55 is: 807,488.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,221,222.05 : 3,331,833.05 = 538,325.55 : x
  2. Step 2: Convert to fraction form
    2,221,222.05/3,331,833.05 = 538,325.55/x
  3. Step 3: Cross multiply
    2,221,222.05x = 3,331,833.05 × 538,325.55
  4. Step 4: Simplify right side
    2,221,222.05x = 1,793,610,860,495.24
  5. Step 5: Solve for x
    x = 1,793,610,860,495.24/2,221,222.05
  6. Step 6: Final answer
    x = 807,488.32

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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.