Home / 4,162,628-6,238,971.84-2,141,840

Finding the Fourth Proportional to 4,162,628, 6,238,971.84 and 2,141,840

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Solution

The fourth proportional to 4,162,628, 6,238,971.84 and 2,141,840 is: 3,210,202.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,162,628 : 6,238,971.84 = 2,141,840 : x
  2. Step 2: Convert to fraction form
    4,162,628/6,238,971.84 = 2,141,840/x
  3. Step 3: Cross multiply
    4,162,628x = 6,238,971.84 × 2,141,840
  4. Step 4: Simplify right side
    4,162,628x = 13,362,879,445,785.60
  5. Step 5: Solve for x
    x = 13,362,879,445,785.60/4,162,628
  6. Step 6: Final answer
    x = 3,210,202.65

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.