Home / 3,619,000.10-5,428,111.35-959,608.10

Finding the Fourth Proportional to 3,619,000.10, 5,428,111.35 and 959,608.10

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Solution

The fourth proportional to 3,619,000.10, 5,428,111.35 and 959,608.10 is: 1,439,309.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,619,000.10 : 5,428,111.35 = 959,608.10 : x
  2. Step 2: Convert to fraction form
    3,619,000.10/5,428,111.35 = 959,608.10/x
  3. Step 3: Cross multiply
    3,619,000.10x = 5,428,111.35 × 959,608.10
  4. Step 4: Simplify right side
    3,619,000.10x = 5,208,859,619,161.93
  5. Step 5: Solve for x
    x = 5,208,859,619,161.93/3,619,000.10
  6. Step 6: Final answer
    x = 1,439,309.06

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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.