Home / 1,638,186.25-2,458,386.03-573,237.53

Finding the Fourth Proportional to 1,638,186.25, 2,458,386.03 and 573,237.53

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Solution

The fourth proportional to 1,638,186.25, 2,458,386.03 and 573,237.53 is: 860,243.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,638,186.25 : 2,458,386.03 = 573,237.53 : x
  2. Step 2: Convert to fraction form
    1,638,186.25/2,458,386.03 = 573,237.53/x
  3. Step 3: Cross multiply
    1,638,186.25x = 2,458,386.03 × 573,237.53
  4. Step 4: Simplify right side
    1,638,186.25x = 1,409,239,135,623.71
  5. Step 5: Solve for x
    x = 1,409,239,135,623.71/1,638,186.25
  6. Step 6: Final answer
    x = 860,243.54

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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.