Home / 2,678,923.44-4,018,938.57-881,914.95

Finding the Fourth Proportional to 2,678,923.44, 4,018,938.57 and 881,914.95

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Solution

The fourth proportional to 2,678,923.44, 4,018,938.57 and 881,914.95 is: 1,323,054.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,678,923.44 : 4,018,938.57 = 881,914.95 : x
  2. Step 2: Convert to fraction form
    2,678,923.44/4,018,938.57 = 881,914.95/x
  3. Step 3: Cross multiply
    2,678,923.44x = 4,018,938.57 × 881,914.95
  4. Step 4: Simplify right side
    2,678,923.44x = 3,544,362,008,014.62
  5. Step 5: Solve for x
    x = 3,544,362,008,014.62/2,678,923.44
  6. Step 6: Final answer
    x = 1,323,054.61

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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.