Home / 2,184,903.12-3,277,354.68-689,111.76

Finding the Fourth Proportional to 2,184,903.12, 3,277,354.68 and 689,111.76

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Solution

The fourth proportional to 2,184,903.12, 3,277,354.68 and 689,111.76 is: 1,033,667.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,184,903.12 : 3,277,354.68 = 689,111.76 : x
  2. Step 2: Convert to fraction form
    2,184,903.12/3,277,354.68 = 689,111.76/x
  3. Step 3: Cross multiply
    2,184,903.12x = 3,277,354.68 × 689,111.76
  4. Step 4: Simplify right side
    2,184,903.12x = 2,258,463,651,679.04
  5. Step 5: Solve for x
    x = 2,258,463,651,679.04/2,184,903.12
  6. Step 6: Final answer
    x = 1,033,667.64

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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.