Home / 2,857,802.84-3,947,040.95-1,882,103.37

Finding the Fourth Proportional to 2,857,802.84, 3,947,040.95 and 1,882,103.37

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Solution

The fourth proportional to 2,857,802.84, 3,947,040.95 and 1,882,103.37 is: 2,599,458.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,857,802.84 : 3,947,040.95 = 1,882,103.37 : x
  2. Step 2: Convert to fraction form
    2,857,802.84/3,947,040.95 = 1,882,103.37/x
  3. Step 3: Cross multiply
    2,857,802.84x = 3,947,040.95 × 1,882,103.37
  4. Step 4: Simplify right side
    2,857,802.84x = 7,428,739,064,112.49
  5. Step 5: Solve for x
    x = 7,428,739,064,112.49/2,857,802.84
  6. Step 6: Final answer
    x = 2,599,458.22

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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.