Home / 3,638,954.40-5,458,431.60-1,242,002.40

Finding the Fourth Proportional to 3,638,954.40, 5,458,431.60 and 1,242,002.40

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Solution

The fourth proportional to 3,638,954.40, 5,458,431.60 and 1,242,002.40 is: 1,863,003.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,638,954.40 : 5,458,431.60 = 1,242,002.40 : x
  2. Step 2: Convert to fraction form
    3,638,954.40/5,458,431.60 = 1,242,002.40/x
  3. Step 3: Cross multiply
    3,638,954.40x = 5,458,431.60 × 1,242,002.40
  4. Step 4: Simplify right side
    3,638,954.40x = 6,779,385,147,435.84
  5. Step 5: Solve for x
    x = 6,779,385,147,435.84/3,638,954.40
  6. Step 6: Final answer
    x = 1,863,003.60

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Similar ratio
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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.