Home / 4,780,911.65-7,173,485.22-2,505,895.39

Finding the Fourth Proportional to 4,780,911.65, 7,173,485.22 and 2,505,895.39

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Solution

The fourth proportional to 4,780,911.65, 7,173,485.22 and 2,505,895.39 is: 3,759,953.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,780,911.65 : 7,173,485.22 = 2,505,895.39 : x
  2. Step 2: Convert to fraction form
    4,780,911.65/7,173,485.22 = 2,505,895.39/x
  3. Step 3: Cross multiply
    4,780,911.65x = 7,173,485.22 × 2,505,895.39
  4. Step 4: Simplify right side
    4,780,911.65x = 17,976,003,507,163.71
  5. Step 5: Solve for x
    x = 17,976,003,507,163.71/4,780,911.65
  6. Step 6: Final answer
    x = 3,759,953.08

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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.