Home / 1,151,172.84-1,589,241.38-692,389.83

Finding the Fourth Proportional to 1,151,172.84, 1,589,241.38 and 692,389.83

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Solution

The fourth proportional to 1,151,172.84, 1,589,241.38 and 692,389.83 is: 955,872.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,151,172.84 : 1,589,241.38 = 692,389.83 : x
  2. Step 2: Convert to fraction form
    1,151,172.84/1,589,241.38 = 692,389.83/x
  3. Step 3: Cross multiply
    1,151,172.84x = 1,589,241.38 × 692,389.83
  4. Step 4: Simplify right side
    1,151,172.84x = 1,100,374,571,424.87
  5. Step 5: Solve for x
    x = 1,100,374,571,424.87/1,151,172.84
  6. Step 6: Final answer
    x = 955,872.59

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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.