Home / 2,078,895.65-3,118,455.26-659,062.45

Finding the Fourth Proportional to 2,078,895.65, 3,118,455.26 and 659,062.45

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Solution

The fourth proportional to 2,078,895.65, 3,118,455.26 and 659,062.45 is: 988,629.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,078,895.65 : 3,118,455.26 = 659,062.45 : x
  2. Step 2: Convert to fraction form
    2,078,895.65/3,118,455.26 = 659,062.45/x
  3. Step 3: Cross multiply
    2,078,895.65x = 3,118,455.26 × 659,062.45
  4. Step 4: Simplify right side
    2,078,895.65x = 2,055,256,757,722.51
  5. Step 5: Solve for x
    x = 2,055,256,757,722.51/2,078,895.65
  6. Step 6: Final answer
    x = 988,629.11

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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.