Home / 2,141,836.32-2,955,515.13-1,282,374.48

Finding the Fourth Proportional to 2,141,836.32, 2,955,515.13 and 1,282,374.48

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Solution

The fourth proportional to 2,141,836.32, 2,955,515.13 and 1,282,374.48 is: 1,769,545.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,141,836.32 : 2,955,515.13 = 1,282,374.48 : x
  2. Step 2: Convert to fraction form
    2,141,836.32/2,955,515.13 = 1,282,374.48/x
  3. Step 3: Cross multiply
    2,141,836.32x = 2,955,515.13 × 1,282,374.48
  4. Step 4: Simplify right side
    2,141,836.32x = 3,790,077,177,965.88
  5. Step 5: Solve for x
    x = 3,790,077,177,965.88/2,141,836.32
  6. Step 6: Final answer
    x = 1,769,545.67

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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.