Home / 3,571,386.84-4,928,550.03-1,939,826.07

Finding the Fourth Proportional to 3,571,386.84, 4,928,550.03 and 1,939,826.07

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Solution

The fourth proportional to 3,571,386.84, 4,928,550.03 and 1,939,826.07 is: 2,676,979.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,571,386.84 : 4,928,550.03 = 1,939,826.07 : x
  2. Step 2: Convert to fraction form
    3,571,386.84/4,928,550.03 = 1,939,826.07/x
  3. Step 3: Cross multiply
    3,571,386.84x = 4,928,550.03 × 1,939,826.07
  4. Step 4: Simplify right side
    3,571,386.84x = 9,560,529,835,493.28
  5. Step 5: Solve for x
    x = 9,560,529,835,493.28/3,571,386.84
  6. Step 6: Final answer
    x = 2,676,979.63

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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.