Home / 1,241,002.84-1,861,044.54-442,072.12

Finding the Fourth Proportional to 1,241,002.84, 1,861,044.54 and 442,072.12

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Solution

The fourth proportional to 1,241,002.84, 1,861,044.54 and 442,072.12 is: 662,944.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,241,002.84 : 1,861,044.54 = 442,072.12 : x
  2. Step 2: Convert to fraction form
    1,241,002.84/1,861,044.54 = 442,072.12/x
  3. Step 3: Cross multiply
    1,241,002.84x = 1,861,044.54 × 442,072.12
  4. Step 4: Simplify right side
    1,241,002.84x = 822,715,905,212.23
  5. Step 5: Solve for x
    x = 822,715,905,212.23/1,241,002.84
  6. Step 6: Final answer
    x = 662,944.42

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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.