Home / 3,097,220.96-4,264,278-2,642,687.84

Finding the Fourth Proportional to 3,097,220.96, 4,264,278 and 2,642,687.84

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Solution

The fourth proportional to 3,097,220.96, 4,264,278 and 2,642,687.84 is: 3,638,473.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,097,220.96 : 4,264,278 = 2,642,687.84 : x
  2. Step 2: Convert to fraction form
    3,097,220.96/4,264,278 = 2,642,687.84/x
  3. Step 3: Cross multiply
    3,097,220.96x = 4,264,278 × 2,642,687.84
  4. Step 4: Simplify right side
    3,097,220.96x = 11,269,155,616,979.52
  5. Step 5: Solve for x
    x = 11,269,155,616,979.52/3,097,220.96
  6. Step 6: Final answer
    x = 3,638,473.25

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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.