Home / 2,379,637-3,568,114.10-781,771.06

Finding the Fourth Proportional to 2,379,637, 3,568,114.10 and 781,771.06

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Solution

The fourth proportional to 2,379,637, 3,568,114.10 and 781,771.06 is: 1,172,215.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,379,637 : 3,568,114.10 = 781,771.06 : x
  2. Step 2: Convert to fraction form
    2,379,637/3,568,114.10 = 781,771.06/x
  3. Step 3: Cross multiply
    2,379,637x = 3,568,114.10 × 781,771.06
  4. Step 4: Simplify right side
    2,379,637x = 2,789,448,342,157.95
  5. Step 5: Solve for x
    x = 2,789,448,342,157.95/2,379,637
  6. Step 6: Final answer
    x = 1,172,215.91

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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.