Home / 2,810,775.50-3,878,869.37-1,521,614.94

Finding the Fourth Proportional to 2,810,775.50, 3,878,869.37 and 1,521,614.94

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Solution

The fourth proportional to 2,810,775.50, 3,878,869.37 and 1,521,614.94 is: 2,099,828.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,810,775.50 : 3,878,869.37 = 1,521,614.94 : x
  2. Step 2: Convert to fraction form
    2,810,775.50/3,878,869.37 = 1,521,614.94/x
  3. Step 3: Cross multiply
    2,810,775.50x = 3,878,869.37 × 1,521,614.94
  4. Step 4: Simplify right side
    2,810,775.50x = 5,902,145,583,700.39
  5. Step 5: Solve for x
    x = 5,902,145,583,700.39/2,810,775.50
  6. Step 6: Final answer
    x = 2,099,828.17

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.