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Finding the Fourth Proportional to 3,505,155, 5,257,205.14 and 980,483

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Solution

The fourth proportional to 3,505,155, 5,257,205.14 and 980,483 is: 1,470,576.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,505,155 : 5,257,205.14 = 980,483 : x
  2. Step 2: Convert to fraction form
    3,505,155/5,257,205.14 = 980,483/x
  3. Step 3: Cross multiply
    3,505,155x = 5,257,205.14 × 980,483
  4. Step 4: Simplify right side
    3,505,155x = 5,154,600,267,282.62
  5. Step 5: Solve for x
    x = 5,154,600,267,282.62/3,505,155
  6. Step 6: Final answer
    x = 1,470,576.98

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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.