Home / 2,538,538.68-3,807,628.74-1,190,996.76

Finding the Fourth Proportional to 2,538,538.68, 3,807,628.74 and 1,190,996.76

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Solution

The fourth proportional to 2,538,538.68, 3,807,628.74 and 1,190,996.76 is: 1,786,411.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,538,538.68 : 3,807,628.74 = 1,190,996.76 : x
  2. Step 2: Convert to fraction form
    2,538,538.68/3,807,628.74 = 1,190,996.76/x
  3. Step 3: Cross multiply
    2,538,538.68x = 3,807,628.74 × 1,190,996.76
  4. Step 4: Simplify right side
    2,538,538.68x = 4,534,873,492,622.88
  5. Step 5: Solve for x
    x = 4,534,873,492,622.88/2,538,538.68
  6. Step 6: Final answer
    x = 1,786,411.03

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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.