Home / 1,167,823.59-1,611,651.78-658,515.03

Finding the Fourth Proportional to 1,167,823.59, 1,611,651.78 and 658,515.03

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Solution

The fourth proportional to 1,167,823.59, 1,611,651.78 and 658,515.03 is: 908,781.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,167,823.59 : 1,611,651.78 = 658,515.03 : x
  2. Step 2: Convert to fraction form
    1,167,823.59/1,611,651.78 = 658,515.03/x
  3. Step 3: Cross multiply
    1,167,823.59x = 1,611,651.78 × 658,515.03
  4. Step 4: Simplify right side
    1,167,823.59x = 1,061,296,920,256.25
  5. Step 5: Solve for x
    x = 1,061,296,920,256.25/1,167,823.59
  6. Step 6: Final answer
    x = 908,781.88

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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.