Home / 1,638,185.25-2,458,384.53-573,236.53

Finding the Fourth Proportional to 1,638,185.25, 2,458,384.53 and 573,236.53

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Solution

The fourth proportional to 1,638,185.25, 2,458,384.53 and 573,236.53 is: 860,242.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,638,185.25 : 2,458,384.53 = 573,236.53 : x
  2. Step 2: Convert to fraction form
    1,638,185.25/2,458,384.53 = 573,236.53/x
  3. Step 3: Cross multiply
    1,638,185.25x = 2,458,384.53 × 573,236.53
  4. Step 4: Simplify right side
    1,638,185.25x = 1,409,235,817,382.88
  5. Step 5: Solve for x
    x = 1,409,235,817,382.88/1,638,185.25
  6. Step 6: Final answer
    x = 860,242.04

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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.