Home / 2,006,915.88-2,768,828.94-1,190,494.20

Finding the Fourth Proportional to 2,006,915.88, 2,768,828.94 and 1,190,494.20

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Solution

The fourth proportional to 2,006,915.88, 2,768,828.94 and 1,190,494.20 is: 1,642,457.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,006,915.88 : 2,768,828.94 = 1,190,494.20 : x
  2. Step 2: Convert to fraction form
    2,006,915.88/2,768,828.94 = 1,190,494.20/x
  3. Step 3: Cross multiply
    2,006,915.88x = 2,768,828.94 × 1,190,494.20
  4. Step 4: Simplify right side
    2,006,915.88x = 3,296,274,793,862.15
  5. Step 5: Solve for x
    x = 3,296,274,793,862.15/2,006,915.88
  6. Step 6: Final answer
    x = 1,642,457.88

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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.