Home / 3,508,812.88-5,258,978.16-1,708,999.36

Finding the Fourth Proportional to 3,508,812.88, 5,258,978.16 and 1,708,999.36

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Solution

The fourth proportional to 3,508,812.88, 5,258,978.16 and 1,708,999.36 is: 2,561,433.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,508,812.88 : 5,258,978.16 = 1,708,999.36 : x
  2. Step 2: Convert to fraction form
    3,508,812.88/5,258,978.16 = 1,708,999.36/x
  3. Step 3: Cross multiply
    3,508,812.88x = 5,258,978.16 × 1,708,999.36
  4. Step 4: Simplify right side
    3,508,812.88x = 8,987,590,309,693.98
  5. Step 5: Solve for x
    x = 8,987,590,309,693.98/3,508,812.88
  6. Step 6: Final answer
    x = 2,561,433.34

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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.