Home / 4,669,379.28-7,004,278.73-1,430,679.69

Finding the Fourth Proportional to 4,669,379.28, 7,004,278.73 and 1,430,679.69

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Solution

The fourth proportional to 4,669,379.28, 7,004,278.73 and 1,430,679.69 is: 2,146,083.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,669,379.28 : 7,004,278.73 = 1,430,679.69 : x
  2. Step 2: Convert to fraction form
    4,669,379.28/7,004,278.73 = 1,430,679.69/x
  3. Step 3: Cross multiply
    4,669,379.28x = 7,004,278.73 × 1,430,679.69
  4. Step 4: Simplify right side
    4,669,379.28x = 10,020,879,322,109.99
  5. Step 5: Solve for x
    x = 10,020,879,322,109.99/4,669,379.28
  6. Step 6: Final answer
    x = 2,146,083.82

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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.