Home / 3,512,699.34-5,265,459.84-1,993,172.28

Finding the Fourth Proportional to 3,512,699.34, 5,265,459.84 and 1,993,172.28

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Solution

The fourth proportional to 3,512,699.34, 5,265,459.84 and 1,993,172.28 is: 2,987,721.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,512,699.34 : 5,265,459.84 = 1,993,172.28 : x
  2. Step 2: Convert to fraction form
    3,512,699.34/5,265,459.84 = 1,993,172.28/x
  3. Step 3: Cross multiply
    3,512,699.34x = 5,265,459.84 × 1,993,172.28
  4. Step 4: Simplify right side
    3,512,699.34x = 10,494,968,594,541.23
  5. Step 5: Solve for x
    x = 10,494,968,594,541.23/3,512,699.34
  6. Step 6: Final answer
    x = 2,987,721.86

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.