Home / 1,841,038.35-2,539,324.15-1,228,882.47

Finding the Fourth Proportional to 1,841,038.35, 2,539,324.15 and 1,228,882.47

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Solution

The fourth proportional to 1,841,038.35, 2,539,324.15 and 1,228,882.47 is: 1,694,984.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,841,038.35 : 2,539,324.15 = 1,228,882.47 : x
  2. Step 2: Convert to fraction form
    1,841,038.35/2,539,324.15 = 1,228,882.47/x
  3. Step 3: Cross multiply
    1,841,038.35x = 2,539,324.15 × 1,228,882.47
  4. Step 4: Simplify right side
    1,841,038.35x = 3,120,530,930,510.44
  5. Step 5: Solve for x
    x = 3,120,530,930,510.44/1,841,038.35
  6. Step 6: Final answer
    x = 1,694,984.21

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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.