Home / 2,139,176.66-3,208,770.45-541,739.93

Finding the Fourth Proportional to 2,139,176.66, 3,208,770.45 and 541,739.93

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Solution

The fourth proportional to 2,139,176.66, 3,208,770.45 and 541,739.93 is: 812,611.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,139,176.66 : 3,208,770.45 = 541,739.93 : x
  2. Step 2: Convert to fraction form
    2,139,176.66/3,208,770.45 = 541,739.93/x
  3. Step 3: Cross multiply
    2,139,176.66x = 3,208,770.45 × 541,739.93
  4. Step 4: Simplify right side
    2,139,176.66x = 1,738,319,062,925.22
  5. Step 5: Solve for x
    x = 1,738,319,062,925.22/2,139,176.66
  6. Step 6: Final answer
    x = 812,611.27

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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.