Home / 4,145,431.77-5,720,544.81-2,309,795.19

Finding the Fourth Proportional to 4,145,431.77, 5,720,544.81 and 2,309,795.19

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Solution

The fourth proportional to 4,145,431.77, 5,720,544.81 and 2,309,795.19 is: 3,187,433.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,145,431.77 : 5,720,544.81 = 2,309,795.19 : x
  2. Step 2: Convert to fraction form
    4,145,431.77/5,720,544.81 = 2,309,795.19/x
  3. Step 3: Cross multiply
    4,145,431.77x = 5,720,544.81 × 2,309,795.19
  4. Step 4: Simplify right side
    4,145,431.77x = 13,213,286,886,317.46
  5. Step 5: Solve for x
    x = 13,213,286,886,317.46/4,145,431.77
  6. Step 6: Final answer
    x = 3,187,433.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.