Home / 1,788,354.83-2,467,906.29-972,540.95

Finding the Fourth Proportional to 1,788,354.83, 2,467,906.29 and 972,540.95

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Solution

The fourth proportional to 1,788,354.83, 2,467,906.29 and 972,540.95 is: 1,342,093.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,788,354.83 : 2,467,906.29 = 972,540.95 : x
  2. Step 2: Convert to fraction form
    1,788,354.83/2,467,906.29 = 972,540.95/x
  3. Step 3: Cross multiply
    1,788,354.83x = 2,467,906.29 × 972,540.95
  4. Step 4: Simplify right side
    1,788,354.83x = 2,400,139,915,448.04
  5. Step 5: Solve for x
    x = 2,400,139,915,448.04/1,788,354.83
  6. Step 6: Final answer
    x = 1,342,093.80

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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.