Home / 2,101,897.25-2,900,627.11-1,184,137.38

Finding the Fourth Proportional to 2,101,897.25, 2,900,627.11 and 1,184,137.38

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Solution

The fourth proportional to 2,101,897.25, 2,900,627.11 and 1,184,137.38 is: 1,634,114.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,101,897.25 : 2,900,627.11 = 1,184,137.38 : x
  2. Step 2: Convert to fraction form
    2,101,897.25/2,900,627.11 = 1,184,137.38/x
  3. Step 3: Cross multiply
    2,101,897.25x = 2,900,627.11 × 1,184,137.38
  4. Step 4: Simplify right side
    2,101,897.25x = 3,434,740,987,872.54
  5. Step 5: Solve for x
    x = 3,434,740,987,872.54/2,101,897.25
  6. Step 6: Final answer
    x = 1,634,114.60

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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.