Home / 1,107,054.21-1,654,515.83-808,164.21

Finding the Fourth Proportional to 1,107,054.21, 1,654,515.83 and 808,164.21

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Solution

The fourth proportional to 1,107,054.21, 1,654,515.83 and 808,164.21 is: 1,207,818.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,107,054.21 : 1,654,515.83 = 808,164.21 : x
  2. Step 2: Convert to fraction form
    1,107,054.21/1,654,515.83 = 808,164.21/x
  3. Step 3: Cross multiply
    1,107,054.21x = 1,654,515.83 × 808,164.21
  4. Step 4: Simplify right side
    1,107,054.21x = 1,337,120,478,684.44
  5. Step 5: Solve for x
    x = 1,337,120,478,684.44/1,107,054.21
  6. Step 6: Final answer
    x = 1,207,818.43

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.