Home / 1,120,589.46-1,546,486.52-637,199.58

Finding the Fourth Proportional to 1,120,589.46, 1,546,486.52 and 637,199.58

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Solution

The fourth proportional to 1,120,589.46, 1,546,486.52 and 637,199.58 is: 879,376.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,120,589.46 : 1,546,486.52 = 637,199.58 : x
  2. Step 2: Convert to fraction form
    1,120,589.46/1,546,486.52 = 637,199.58/x
  3. Step 3: Cross multiply
    1,120,589.46x = 1,546,486.52 × 637,199.58
  4. Step 4: Simplify right side
    1,120,589.46x = 985,420,561,019.66
  5. Step 5: Solve for x
    x = 985,420,561,019.66/1,120,589.46
  6. Step 6: Final answer
    x = 879,376.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.