Home / 3,679,538.77-5,518,873.47-984,072.88

Finding the Fourth Proportional to 3,679,538.77, 5,518,873.47 and 984,072.88

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Solution

The fourth proportional to 3,679,538.77, 5,518,873.47 and 984,072.88 is: 1,475,993.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,679,538.77 : 5,518,873.47 = 984,072.88 : x
  2. Step 2: Convert to fraction form
    3,679,538.77/5,518,873.47 = 984,072.88/x
  3. Step 3: Cross multiply
    3,679,538.77x = 5,518,873.47 × 984,072.88
  4. Step 4: Simplify right side
    3,679,538.77x = 5,430,973,720,567.36
  5. Step 5: Solve for x
    x = 5,430,973,720,567.36/3,679,538.77
  6. Step 6: Final answer
    x = 1,475,993.07

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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.