Home / 2,150,639.56-2,961,476.10-2,102,903.32

Finding the Fourth Proportional to 2,150,639.56, 2,961,476.10 and 2,102,903.32

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Solution

The fourth proportional to 2,150,639.56, 2,961,476.10 and 2,102,903.32 is: 2,895,742.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,150,639.56 : 2,961,476.10 = 2,102,903.32 : x
  2. Step 2: Convert to fraction form
    2,150,639.56/2,961,476.10 = 2,102,903.32/x
  3. Step 3: Cross multiply
    2,150,639.56x = 2,961,476.10 × 2,102,903.32
  4. Step 4: Simplify right side
    2,150,639.56x = 6,227,697,922,790.65
  5. Step 5: Solve for x
    x = 6,227,697,922,790.65/2,150,639.56
  6. Step 6: Final answer
    x = 2,895,742.29

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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.