Home / 3,515,013.84-4,850,880.84-1,987,185.36

Finding the Fourth Proportional to 3,515,013.84, 4,850,880.84 and 1,987,185.36

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Solution

The fourth proportional to 3,515,013.84, 4,850,880.84 and 1,987,185.36 is: 2,742,407.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,515,013.84 : 4,850,880.84 = 1,987,185.36 : x
  2. Step 2: Convert to fraction form
    3,515,013.84/4,850,880.84 = 1,987,185.36/x
  3. Step 3: Cross multiply
    3,515,013.84x = 4,850,880.84 × 1,987,185.36
  4. Step 4: Simplify right side
    3,515,013.84x = 9,639,599,388,352.50
  5. Step 5: Solve for x
    x = 9,639,599,388,352.50/3,515,013.84
  6. Step 6: Final answer
    x = 2,742,407.24

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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.