Home / 1,180,893.13-1,629,788.75-664,746.95

Finding the Fourth Proportional to 1,180,893.13, 1,629,788.75 and 664,746.95

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Solution

The fourth proportional to 1,180,893.13, 1,629,788.75 and 664,746.95 is: 917,438.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,180,893.13 : 1,629,788.75 = 664,746.95 : x
  2. Step 2: Convert to fraction form
    1,180,893.13/1,629,788.75 = 664,746.95/x
  3. Step 3: Cross multiply
    1,180,893.13x = 1,629,788.75 × 664,746.95
  4. Step 4: Simplify right side
    1,180,893.13x = 1,083,397,103,950.35
  5. Step 5: Solve for x
    x = 1,083,397,103,950.35/1,180,893.13
  6. Step 6: Final answer
    x = 917,438.74

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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.