Home / 1,751,889.84-2,627,830.40-422,193.84

Finding the Fourth Proportional to 1,751,889.84, 2,627,830.40 and 422,193.84

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Solution

The fourth proportional to 1,751,889.84, 2,627,830.40 and 422,193.84 is: 633,289.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,751,889.84 : 2,627,830.40 = 422,193.84 : x
  2. Step 2: Convert to fraction form
    1,751,889.84/2,627,830.40 = 422,193.84/x
  3. Step 3: Cross multiply
    1,751,889.84x = 2,627,830.40 × 422,193.84
  4. Step 4: Simplify right side
    1,751,889.84x = 1,109,453,807,444.74
  5. Step 5: Solve for x
    x = 1,109,453,807,444.74/1,751,889.84
  6. Step 6: Final answer
    x = 633,289.71

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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.