Home / 1,416,334.86-1,954,480.98-804,485.72

Finding the Fourth Proportional to 1,416,334.86, 1,954,480.98 and 804,485.72

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Solution

The fourth proportional to 1,416,334.86, 1,954,480.98 and 804,485.72 is: 1,110,155.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,416,334.86 : 1,954,480.98 = 804,485.72 : x
  2. Step 2: Convert to fraction form
    1,416,334.86/1,954,480.98 = 804,485.72/x
  3. Step 3: Cross multiply
    1,416,334.86x = 1,954,480.98 × 804,485.72
  4. Step 4: Simplify right side
    1,416,334.86x = 1,572,352,028,649.20
  5. Step 5: Solve for x
    x = 1,572,352,028,649.20/1,416,334.86
  6. Step 6: Final answer
    x = 1,110,155.57

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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.