Home / 1,939,939.68-2,677,010.40-1,068,603.60

Finding the Fourth Proportional to 1,939,939.68, 2,677,010.40 and 1,068,603.60

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Solution

The fourth proportional to 1,939,939.68, 2,677,010.40 and 1,068,603.60 is: 1,474,614.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,939,939.68 : 2,677,010.40 = 1,068,603.60 : x
  2. Step 2: Convert to fraction form
    1,939,939.68/2,677,010.40 = 1,068,603.60/x
  3. Step 3: Cross multiply
    1,939,939.68x = 2,677,010.40 × 1,068,603.60
  4. Step 4: Simplify right side
    1,939,939.68x = 2,860,662,950,677.44
  5. Step 5: Solve for x
    x = 2,860,662,950,677.44/1,939,939.68
  6. Step 6: Final answer
    x = 1,474,614.38

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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.