Home / 1,906,625.17-2,860,036.31-486,693.55

Finding the Fourth Proportional to 1,906,625.17, 2,860,036.31 and 486,693.55

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Solution

The fourth proportional to 1,906,625.17, 2,860,036.31 and 486,693.55 is: 730,065.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,906,625.17 : 2,860,036.31 = 486,693.55 : x
  2. Step 2: Convert to fraction form
    1,906,625.17/2,860,036.31 = 486,693.55/x
  3. Step 3: Cross multiply
    1,906,625.17x = 2,860,036.31 × 486,693.55
  4. Step 4: Simplify right side
    1,906,625.17x = 1,391,961,224,842.80
  5. Step 5: Solve for x
    x = 1,391,961,224,842.80/1,906,625.17
  6. Step 6: Final answer
    x = 730,065.48

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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.