Home / 2,643,265.98-3,960,861.66-1,966,072.50

Finding the Fourth Proportional to 2,643,265.98, 3,960,861.66 and 1,966,072.50

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Solution

The fourth proportional to 2,643,265.98, 3,960,861.66 and 1,966,072.50 is: 2,946,105.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,643,265.98 : 3,960,861.66 = 1,966,072.50 : x
  2. Step 2: Convert to fraction form
    2,643,265.98/3,960,861.66 = 1,966,072.50/x
  3. Step 3: Cross multiply
    2,643,265.98x = 3,960,861.66 × 1,966,072.50
  4. Step 4: Simplify right side
    2,643,265.98x = 7,787,341,186,030.35
  5. Step 5: Solve for x
    x = 7,787,341,186,030.35/2,643,265.98
  6. Step 6: Final answer
    x = 2,946,105.78

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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.