Home / 2,019,873.81-2,784,904.67-1,293,527.37

Finding the Fourth Proportional to 2,019,873.81, 2,784,904.67 and 1,293,527.37

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Solution

The fourth proportional to 2,019,873.81, 2,784,904.67 and 1,293,527.37 is: 1,783,453.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,019,873.81 : 2,784,904.67 = 1,293,527.37 : x
  2. Step 2: Convert to fraction form
    2,019,873.81/2,784,904.67 = 1,293,527.37/x
  3. Step 3: Cross multiply
    2,019,873.81x = 2,784,904.67 × 1,293,527.37
  4. Step 4: Simplify right side
    2,019,873.81x = 3,602,350,427,163.03
  5. Step 5: Solve for x
    x = 3,602,350,427,163.03/2,019,873.81
  6. Step 6: Final answer
    x = 1,783,453.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.