Home / 1,214,181.20-1,702,342-1,214,181.20

Finding the Fourth Proportional to 1,214,181.20, 1,702,342 and 1,214,181.20

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Solution

The fourth proportional to 1,214,181.20, 1,702,342 and 1,214,181.20 is: 1,702,342

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,214,181.20 : 1,702,342 = 1,214,181.20 : x
  2. Step 2: Convert to fraction form
    1,214,181.20/1,702,342 = 1,214,181.20/x
  3. Step 3: Cross multiply
    1,214,181.20x = 1,702,342 × 1,214,181.20
  4. Step 4: Simplify right side
    1,214,181.20x = 2,066,951,652,370.40
  5. Step 5: Solve for x
    x = 2,066,951,652,370.40/1,214,181.20
  6. Step 6: Final answer
    x = 1,702,342

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.