Home / 1,416,357.80-1,954,512.48-804,508.61

Finding the Fourth Proportional to 1,416,357.80, 1,954,512.48 and 804,508.61

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Solution

The fourth proportional to 1,416,357.80, 1,954,512.48 and 804,508.61 is: 1,110,187.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,416,357.80 : 1,954,512.48 = 804,508.61 : x
  2. Step 2: Convert to fraction form
    1,416,357.80/1,954,512.48 = 804,508.61/x
  3. Step 3: Cross multiply
    1,416,357.80x = 1,954,512.48 × 804,508.61
  4. Step 4: Simplify right side
    1,416,357.80x = 1,572,422,111,756.80
  5. Step 5: Solve for x
    x = 1,572,422,111,756.80/1,416,357.80
  6. Step 6: Final answer
    x = 1,110,187.07

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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.