Home / 1,969,397.81-2,952,915.60-903,104.09

Finding the Fourth Proportional to 1,969,397.81, 2,952,915.60 and 903,104.09

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Solution

The fourth proportional to 1,969,397.81, 2,952,915.60 and 903,104.09 is: 1,354,114.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,969,397.81 : 2,952,915.60 = 903,104.09 : x
  2. Step 2: Convert to fraction form
    1,969,397.81/2,952,915.60 = 903,104.09/x
  3. Step 3: Cross multiply
    1,969,397.81x = 2,952,915.60 × 903,104.09
  4. Step 4: Simplify right side
    1,969,397.81x = 2,666,790,155,784.80
  5. Step 5: Solve for x
    x = 2,666,790,155,784.80/1,969,397.81
  6. Step 6: Final answer
    x = 1,354,114.51

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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.