Home / 2,284,983.81-3,426,728.67-768,259.65

Finding the Fourth Proportional to 2,284,983.81, 3,426,728.67 and 768,259.65

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Solution

The fourth proportional to 2,284,983.81, 3,426,728.67 and 768,259.65 is: 1,152,138.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,284,983.81 : 3,426,728.67 = 768,259.65 : x
  2. Step 2: Convert to fraction form
    2,284,983.81/3,426,728.67 = 768,259.65/x
  3. Step 3: Cross multiply
    2,284,983.81x = 3,426,728.67 × 768,259.65
  4. Step 4: Simplify right side
    2,284,983.81x = 2,632,617,368,659.17
  5. Step 5: Solve for x
    x = 2,632,617,368,659.17/2,284,983.81
  6. Step 6: Final answer
    x = 1,152,138.30

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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.