Home / 1,728,775.54-2,383,492.45-1,417,531.39

Finding the Fourth Proportional to 1,728,775.54, 2,383,492.45 and 1,417,531.39

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Solution

The fourth proportional to 1,728,775.54, 2,383,492.45 and 1,417,531.39 is: 1,954,374.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,728,775.54 : 2,383,492.45 = 1,417,531.39 : x
  2. Step 2: Convert to fraction form
    1,728,775.54/2,383,492.45 = 1,417,531.39/x
  3. Step 3: Cross multiply
    1,728,775.54x = 2,383,492.45 × 1,417,531.39
  4. Step 4: Simplify right side
    1,728,775.54x = 3,378,675,365,703.01
  5. Step 5: Solve for x
    x = 3,378,675,365,703.01/1,728,775.54
  6. Step 6: Final answer
    x = 1,954,374.81

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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.