Home / 3,571,661.69-4,928,982.14-1,940,068.57

Finding the Fourth Proportional to 3,571,661.69, 4,928,982.14 and 1,940,068.57

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Solution

The fourth proportional to 3,571,661.69, 4,928,982.14 and 1,940,068.57 is: 2,677,342.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,571,661.69 : 4,928,982.14 = 1,940,068.57 : x
  2. Step 2: Convert to fraction form
    3,571,661.69/4,928,982.14 = 1,940,068.57/x
  3. Step 3: Cross multiply
    3,571,661.69x = 4,928,982.14 × 1,940,068.57
  4. Step 4: Simplify right side
    3,571,661.69x = 9,562,563,331,905.34
  5. Step 5: Solve for x
    x = 9,562,563,331,905.34/3,571,661.69
  6. Step 6: Final answer
    x = 2,677,342.97

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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.