Home / 3,386,886.17-4,673,901.11-1,916,768.03

Finding the Fourth Proportional to 3,386,886.17, 4,673,901.11 and 1,916,768.03

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Solution

The fourth proportional to 3,386,886.17, 4,673,901.11 and 1,916,768.03 is: 2,645,138.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,386,886.17 : 4,673,901.11 = 1,916,768.03 : x
  2. Step 2: Convert to fraction form
    3,386,886.17/4,673,901.11 = 1,916,768.03/x
  3. Step 3: Cross multiply
    3,386,886.17x = 4,673,901.11 × 1,916,768.03
  4. Step 4: Simplify right side
    3,386,886.17x = 8,958,784,190,076.17
  5. Step 5: Solve for x
    x = 8,958,784,190,076.17/3,386,886.17
  6. Step 6: Final answer
    x = 2,645,138.85

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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.