Home / 1,168,638.84-1,612,688.94-659,388.60

Finding the Fourth Proportional to 1,168,638.84, 1,612,688.94 and 659,388.60

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Solution

The fourth proportional to 1,168,638.84, 1,612,688.94 and 659,388.60 is: 909,937.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,168,638.84 : 1,612,688.94 = 659,388.60 : x
  2. Step 2: Convert to fraction form
    1,168,638.84/1,612,688.94 = 659,388.60/x
  3. Step 3: Cross multiply
    1,168,638.84x = 1,612,688.94 × 659,388.60
  4. Step 4: Simplify right side
    1,168,638.84x = 1,063,388,702,382.08
  5. Step 5: Solve for x
    x = 1,063,388,702,382.08/1,168,638.84
  6. Step 6: Final answer
    x = 909,937.84

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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.