Home / 2,133,403.74-3,200,108.67-871,231.32

Finding the Fourth Proportional to 2,133,403.74, 3,200,108.67 and 871,231.32

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Solution

The fourth proportional to 2,133,403.74, 3,200,108.67 and 871,231.32 is: 1,306,848.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,133,403.74 : 3,200,108.67 = 871,231.32 : x
  2. Step 2: Convert to fraction form
    2,133,403.74/3,200,108.67 = 871,231.32/x
  3. Step 3: Cross multiply
    2,133,403.74x = 3,200,108.67 × 871,231.32
  4. Step 4: Simplify right side
    2,133,403.74x = 2,788,034,900,707.54
  5. Step 5: Solve for x
    x = 2,788,034,900,707.54/2,133,403.74
  6. Step 6: Final answer
    x = 1,306,848.23

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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.