Home / 1,728,069.60-2,590,808.40-887,224.80

Finding the Fourth Proportional to 1,728,069.60, 2,590,808.40 and 887,224.80

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Solution

The fourth proportional to 1,728,069.60, 2,590,808.40 and 887,224.80 is: 1,330,171.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,728,069.60 : 2,590,808.40 = 887,224.80 : x
  2. Step 2: Convert to fraction form
    1,728,069.60/2,590,808.40 = 887,224.80/x
  3. Step 3: Cross multiply
    1,728,069.60x = 2,590,808.40 × 887,224.80
  4. Step 4: Simplify right side
    1,728,069.60x = 2,298,629,464,528.32
  5. Step 5: Solve for x
    x = 2,298,629,464,528.32/1,728,069.60
  6. Step 6: Final answer
    x = 1,330,171.81

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.