Home / 3,980,034.40-5,958,152.69-2,438,172.67

Finding the Fourth Proportional to 3,980,034.40, 5,958,152.69 and 2,438,172.67

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Solution

The fourth proportional to 3,980,034.40, 5,958,152.69 and 2,438,172.67 is: 3,649,969.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,980,034.40 : 5,958,152.69 = 2,438,172.67 : x
  2. Step 2: Convert to fraction form
    3,980,034.40/5,958,152.69 = 2,438,172.67/x
  3. Step 3: Cross multiply
    3,980,034.40x = 5,958,152.69 × 2,438,172.67
  4. Step 4: Simplify right side
    3,980,034.40x = 14,527,005,052,444.98
  5. Step 5: Solve for x
    x = 14,527,005,052,444.98/3,980,034.40
  6. Step 6: Final answer
    x = 3,649,969.72

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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.