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Finding the Fourth Proportional to 3,510,366, 5,265,549 and 850,974

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Solution

The fourth proportional to 3,510,366, 5,265,549 and 850,974 is: 1,276,461

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,510,366 : 5,265,549 = 850,974 : x
  2. Step 2: Convert to fraction form
    3,510,366/5,265,549 = 850,974/x
  3. Step 3: Cross multiply
    3,510,366x = 5,265,549 × 850,974
  4. Step 4: Simplify right side
    3,510,366x = 4,480,845,294,726
  5. Step 5: Solve for x
    x = 4,480,845,294,726/3,510,366
  6. Step 6: Final answer
    x = 1,276,461

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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.