Home / 1,685,258.25-2,527,638.60-620,052.57

Finding the Fourth Proportional to 1,685,258.25, 2,527,638.60 and 620,052.57

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Solution

The fourth proportional to 1,685,258.25, 2,527,638.60 and 620,052.57 is: 929,987.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,685,258.25 : 2,527,638.60 = 620,052.57 : x
  2. Step 2: Convert to fraction form
    1,685,258.25/2,527,638.60 = 620,052.57/x
  3. Step 3: Cross multiply
    1,685,258.25x = 2,527,638.60 × 620,052.57
  4. Step 4: Simplify right side
    1,685,258.25x = 1,567,268,809,961.20
  5. Step 5: Solve for x
    x = 1,567,268,809,961.20/1,685,258.25
  6. Step 6: Final answer
    x = 929,987.32

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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.