Home / 1,260,880.75-1,740,015.44-808,171.75

Finding the Fourth Proportional to 1,260,880.75, 1,740,015.44 and 808,171.75

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Solution

The fourth proportional to 1,260,880.75, 1,740,015.44 and 808,171.75 is: 1,115,277.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,260,880.75 : 1,740,015.44 = 808,171.75 : x
  2. Step 2: Convert to fraction form
    1,260,880.75/1,740,015.44 = 808,171.75/x
  3. Step 3: Cross multiply
    1,260,880.75x = 1,740,015.44 × 808,171.75
  4. Step 4: Simplify right side
    1,260,880.75x = 1,406,231,323,171.82
  5. Step 5: Solve for x
    x = 1,406,231,323,171.82/1,260,880.75
  6. Step 6: Final answer
    x = 1,115,277.02

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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.