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Finding the Fourth Proportional to 5,265,504, 7,898,256 and 1,276,416

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Solution

The fourth proportional to 5,265,504, 7,898,256 and 1,276,416 is: 1,914,624

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,265,504 : 7,898,256 = 1,276,416 : x
  2. Step 2: Convert to fraction form
    5,265,504/7,898,256 = 1,276,416/x
  3. Step 3: Cross multiply
    5,265,504x = 7,898,256 × 1,276,416
  4. Step 4: Simplify right side
    5,265,504x = 10,081,460,330,496
  5. Step 5: Solve for x
    x = 10,081,460,330,496/5,265,504
  6. Step 6: Final answer
    x = 1,914,624

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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.