Home / 1,896,147.28-2,845,343.40-698,910.52

Finding the Fourth Proportional to 1,896,147.28, 2,845,343.40 and 698,910.52

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Solution

The fourth proportional to 1,896,147.28, 2,845,343.40 and 698,910.52 is: 1,048,779.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,896,147.28 : 2,845,343.40 = 698,910.52 : x
  2. Step 2: Convert to fraction form
    1,896,147.28/2,845,343.40 = 698,910.52/x
  3. Step 3: Cross multiply
    1,896,147.28x = 2,845,343.40 × 698,910.52
  4. Step 4: Simplify right side
    1,896,147.28x = 1,988,640,435,272.57
  5. Step 5: Solve for x
    x = 1,988,640,435,272.57/1,896,147.28
  6. Step 6: Final answer
    x = 1,048,779.52

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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.