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Finding the Fourth Proportional to 1,666,898, 2,500,770.36 and 484,946

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Solution

The fourth proportional to 1,666,898, 2,500,770.36 and 484,946 is: 727,542.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,666,898 : 2,500,770.36 = 484,946 : x
  2. Step 2: Convert to fraction form
    1,666,898/2,500,770.36 = 484,946/x
  3. Step 3: Cross multiply
    1,666,898x = 2,500,770.36 × 484,946
  4. Step 4: Simplify right side
    1,666,898x = 1,212,738,583,000.56
  5. Step 5: Solve for x
    x = 1,212,738,583,000.56/1,666,898
  6. Step 6: Final answer
    x = 727,542.17

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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.