Home / 2,059,375.80-3,089,063.70-1,387,529.40

Finding the Fourth Proportional to 2,059,375.80, 3,089,063.70 and 1,387,529.40

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Solution

The fourth proportional to 2,059,375.80, 3,089,063.70 and 1,387,529.40 is: 2,081,294.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,059,375.80 : 3,089,063.70 = 1,387,529.40 : x
  2. Step 2: Convert to fraction form
    2,059,375.80/3,089,063.70 = 1,387,529.40/x
  3. Step 3: Cross multiply
    2,059,375.80x = 3,089,063.70 × 1,387,529.40
  4. Step 4: Simplify right side
    2,059,375.80x = 4,286,166,702,222.78
  5. Step 5: Solve for x
    x = 4,286,166,702,222.78/2,059,375.80
  6. Step 6: Final answer
    x = 2,081,294.10

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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.