Home / 1,899,218.61-2,848,858.29-619,821.18

Finding the Fourth Proportional to 1,899,218.61, 2,848,858.29 and 619,821.18

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Solution

The fourth proportional to 1,899,218.61, 2,848,858.29 and 619,821.18 is: 929,741.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,899,218.61 : 2,848,858.29 = 619,821.18 : x
  2. Step 2: Convert to fraction form
    1,899,218.61/2,848,858.29 = 619,821.18/x
  3. Step 3: Cross multiply
    1,899,218.61x = 2,848,858.29 × 619,821.18
  4. Step 4: Simplify right side
    1,899,218.61x = 1,765,782,706,960.58
  5. Step 5: Solve for x
    x = 1,765,782,706,960.58/1,899,218.61
  6. Step 6: Final answer
    x = 929,741.68

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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.