Home / 4,416,613.36-6,624,921.04-1,383,978.72

Finding the Fourth Proportional to 4,416,613.36, 6,624,921.04 and 1,383,978.72

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Solution

The fourth proportional to 4,416,613.36, 6,624,921.04 and 1,383,978.72 is: 2,075,968.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,416,613.36 : 6,624,921.04 = 1,383,978.72 : x
  2. Step 2: Convert to fraction form
    4,416,613.36/6,624,921.04 = 1,383,978.72/x
  3. Step 3: Cross multiply
    4,416,613.36x = 6,624,921.04 × 1,383,978.72
  4. Step 4: Simplify right side
    4,416,613.36x = 9,168,749,741,040.27
  5. Step 5: Solve for x
    x = 9,168,749,741,040.27/4,416,613.36
  6. Step 6: Final answer
    x = 2,075,968.39

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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.