Home / 3,108,175.49-4,663,009.80-1,189,055.32

Finding the Fourth Proportional to 3,108,175.49, 4,663,009.80 and 1,189,055.32

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Solution

The fourth proportional to 3,108,175.49, 4,663,009.80 and 1,189,055.32 is: 1,783,868.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,108,175.49 : 4,663,009.80 = 1,189,055.32 : x
  2. Step 2: Convert to fraction form
    3,108,175.49/4,663,009.80 = 1,189,055.32/x
  3. Step 3: Cross multiply
    3,108,175.49x = 4,663,009.80 × 1,189,055.32
  4. Step 4: Simplify right side
    3,108,175.49x = 5,544,576,609,902.14
  5. Step 5: Solve for x
    x = 5,544,576,609,902.14/3,108,175.49
  6. Step 6: Final answer
    x = 1,783,868.58

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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.