Home / 1,510,073.89-2,083,902.32-831,010.39

Finding the Fourth Proportional to 1,510,073.89, 2,083,902.32 and 831,010.39

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Solution

The fourth proportional to 1,510,073.89, 2,083,902.32 and 831,010.39 is: 1,146,794.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,510,073.89 : 2,083,902.32 = 831,010.39 : x
  2. Step 2: Convert to fraction form
    1,510,073.89/2,083,902.32 = 831,010.39/x
  3. Step 3: Cross multiply
    1,510,073.89x = 2,083,902.32 × 831,010.39
  4. Step 4: Simplify right side
    1,510,073.89x = 1,731,744,479,665.11
  5. Step 5: Solve for x
    x = 1,731,744,479,665.11/1,510,073.89
  6. Step 6: Final answer
    x = 1,146,794.53

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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.