Home / 1,315,194.53-1,814,773.86-798,679.81

Finding the Fourth Proportional to 1,315,194.53, 1,814,773.86 and 798,679.81

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Solution

The fourth proportional to 1,315,194.53, 1,814,773.86 and 798,679.81 is: 1,102,059.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,315,194.53 : 1,814,773.86 = 798,679.81 : x
  2. Step 2: Convert to fraction form
    1,315,194.53/1,814,773.86 = 798,679.81/x
  3. Step 3: Cross multiply
    1,315,194.53x = 1,814,773.86 × 798,679.81
  4. Step 4: Simplify right side
    1,315,194.53x = 1,449,423,237,160.83
  5. Step 5: Solve for x
    x = 1,449,423,237,160.83/1,315,194.53
  6. Step 6: Final answer
    x = 1,102,059.96

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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.