Home / 2,641,203.70-3,961,805.55-2,605,774.30

Finding the Fourth Proportional to 2,641,203.70, 3,961,805.55 and 2,605,774.30

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Solution

The fourth proportional to 2,641,203.70, 3,961,805.55 and 2,605,774.30 is: 3,908,661.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,641,203.70 : 3,961,805.55 = 2,605,774.30 : x
  2. Step 2: Convert to fraction form
    2,641,203.70/3,961,805.55 = 2,605,774.30/x
  3. Step 3: Cross multiply
    2,641,203.70x = 3,961,805.55 × 2,605,774.30
  4. Step 4: Simplify right side
    2,641,203.70x = 10,323,571,083,787.36
  5. Step 5: Solve for x
    x = 10,323,571,083,787.36/2,641,203.70
  6. Step 6: Final answer
    x = 3,908,661.45

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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.