Home / 3,638,803.06-5,021,461.65-2,007,175.78

Finding the Fourth Proportional to 3,638,803.06, 5,021,461.65 and 2,007,175.78

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Solution

The fourth proportional to 3,638,803.06, 5,021,461.65 and 2,007,175.78 is: 2,769,854.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,638,803.06 : 5,021,461.65 = 2,007,175.78 : x
  2. Step 2: Convert to fraction form
    3,638,803.06/5,021,461.65 = 2,007,175.78/x
  3. Step 3: Cross multiply
    3,638,803.06x = 5,021,461.65 × 2,007,175.78
  4. Step 4: Simplify right side
    3,638,803.06x = 10,078,956,204,078.84
  5. Step 5: Solve for x
    x = 10,078,956,204,078.84/3,638,803.06
  6. Step 6: Final answer
    x = 2,769,854.82

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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.