Home / 1,633,306.82-2,253,258.32-1,020,392.78

Finding the Fourth Proportional to 1,633,306.82, 2,253,258.32 and 1,020,392.78

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Solution

The fourth proportional to 1,633,306.82, 2,253,258.32 and 1,020,392.78 is: 1,407,701.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,633,306.82 : 2,253,258.32 = 1,020,392.78 : x
  2. Step 2: Convert to fraction form
    1,633,306.82/2,253,258.32 = 1,020,392.78/x
  3. Step 3: Cross multiply
    1,633,306.82x = 2,253,258.32 × 1,020,392.78
  4. Step 4: Simplify right side
    1,633,306.82x = 2,299,208,529,387.06
  5. Step 5: Solve for x
    x = 2,299,208,529,387.06/1,633,306.82
  6. Step 6: Final answer
    x = 1,407,701.54

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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.