Home / 1,881,241.62-2,596,120.86-1,021,816.20

Finding the Fourth Proportional to 1,881,241.62, 2,596,120.86 and 1,021,816.20

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Solution

The fourth proportional to 1,881,241.62, 2,596,120.86 and 1,021,816.20 is: 1,410,110.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,881,241.62 : 2,596,120.86 = 1,021,816.20 : x
  2. Step 2: Convert to fraction form
    1,881,241.62/2,596,120.86 = 1,021,816.20/x
  3. Step 3: Cross multiply
    1,881,241.62x = 2,596,120.86 × 1,021,816.20
  4. Step 4: Simplify right side
    1,881,241.62x = 2,652,758,351,905.93
  5. Step 5: Solve for x
    x = 2,652,758,351,905.93/1,881,241.62
  6. Step 6: Final answer
    x = 1,410,110.39

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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.