Home / 2,486,111.79-3,430,809.43-1,383,524.61

Finding the Fourth Proportional to 2,486,111.79, 3,430,809.43 and 1,383,524.61

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Solution

The fourth proportional to 2,486,111.79, 3,430,809.43 and 1,383,524.61 is: 1,909,250.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,486,111.79 : 3,430,809.43 = 1,383,524.61 : x
  2. Step 2: Convert to fraction form
    2,486,111.79/3,430,809.43 = 1,383,524.61/x
  3. Step 3: Cross multiply
    2,486,111.79x = 3,430,809.43 × 1,383,524.61
  4. Step 4: Simplify right side
    2,486,111.79x = 4,746,609,278,625.07
  5. Step 5: Solve for x
    x = 4,746,609,278,625.07/2,486,111.79
  6. Step 6: Final answer
    x = 1,909,250.14

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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.