Home / 2,177,438.34-3,005,033.01-1,306,305.67

Finding the Fourth Proportional to 2,177,438.34, 3,005,033.01 and 1,306,305.67

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Solution

The fourth proportional to 2,177,438.34, 3,005,033.01 and 1,306,305.67 is: 1,802,802.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,177,438.34 : 3,005,033.01 = 1,306,305.67 : x
  2. Step 2: Convert to fraction form
    2,177,438.34/3,005,033.01 = 1,306,305.67/x
  3. Step 3: Cross multiply
    2,177,438.34x = 3,005,033.01 × 1,306,305.67
  4. Step 4: Simplify right side
    2,177,438.34x = 3,925,491,659,500.17
  5. Step 5: Solve for x
    x = 3,925,491,659,500.17/2,177,438.34
  6. Step 6: Final answer
    x = 1,802,802.67

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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.