Home / 4,638,172.48-6,400,743.60-2,802,375.52

Finding the Fourth Proportional to 4,638,172.48, 6,400,743.60 and 2,802,375.52

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Solution

The fourth proportional to 4,638,172.48, 6,400,743.60 and 2,802,375.52 is: 3,867,317.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,638,172.48 : 6,400,743.60 = 2,802,375.52 : x
  2. Step 2: Convert to fraction form
    4,638,172.48/6,400,743.60 = 2,802,375.52/x
  3. Step 3: Cross multiply
    4,638,172.48x = 6,400,743.60 × 2,802,375.52
  4. Step 4: Simplify right side
    4,638,172.48x = 17,937,287,174,436.67
  5. Step 5: Solve for x
    x = 17,937,287,174,436.67/4,638,172.48
  6. Step 6: Final answer
    x = 3,867,317.84

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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.