Home / 3,011,296.68-4,515,993.18-989,208.36

Finding the Fourth Proportional to 3,011,296.68, 4,515,993.18 and 989,208.36

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Solution

The fourth proportional to 3,011,296.68, 4,515,993.18 and 989,208.36 is: 1,483,499.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,011,296.68 : 4,515,993.18 = 989,208.36 : x
  2. Step 2: Convert to fraction form
    3,011,296.68/4,515,993.18 = 989,208.36/x
  3. Step 3: Cross multiply
    3,011,296.68x = 4,515,993.18 × 989,208.36
  4. Step 4: Simplify right side
    3,011,296.68x = 4,467,258,207,358.98
  5. Step 5: Solve for x
    x = 4,467,258,207,358.98/3,011,296.68
  6. Step 6: Final answer
    x = 1,483,499.86

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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.