Home / 3,409,731.65-5,115,271.24-1,250,776.81

Finding the Fourth Proportional to 3,409,731.65, 5,115,271.24 and 1,250,776.81

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Solution

The fourth proportional to 3,409,731.65, 5,115,271.24 and 1,250,776.81 is: 1,876,412.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,409,731.65 : 5,115,271.24 = 1,250,776.81 : x
  2. Step 2: Convert to fraction form
    3,409,731.65/5,115,271.24 = 1,250,776.81/x
  3. Step 3: Cross multiply
    3,409,731.65x = 5,115,271.24 × 1,250,776.81
  4. Step 4: Simplify right side
    3,409,731.65x = 6,398,062,632,627.24
  5. Step 5: Solve for x
    x = 6,398,062,632,627.24/3,409,731.65
  6. Step 6: Final answer
    x = 1,876,412.37

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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.