Home / 2,381,510.40-3,286,507.44-1,293,790.56

Finding the Fourth Proportional to 2,381,510.40, 3,286,507.44 and 1,293,790.56

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Solution

The fourth proportional to 2,381,510.40, 3,286,507.44 and 1,293,790.56 is: 1,785,443.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,381,510.40 : 3,286,507.44 = 1,293,790.56 : x
  2. Step 2: Convert to fraction form
    2,381,510.40/3,286,507.44 = 1,293,790.56/x
  3. Step 3: Cross multiply
    2,381,510.40x = 3,286,507.44 × 1,293,790.56
  4. Step 4: Simplify right side
    2,381,510.40x = 4,252,052,301,241.77
  5. Step 5: Solve for x
    x = 4,252,052,301,241.77/2,381,510.40
  6. Step 6: Final answer
    x = 1,785,443.52

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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.