Home / 1,132,181.60-1,698,081.76-322,509.16

Finding the Fourth Proportional to 1,132,181.60, 1,698,081.76 and 322,509.16

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Solution

The fourth proportional to 1,132,181.60, 1,698,081.76 and 322,509.16 is: 483,709.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,132,181.60 : 1,698,081.76 = 322,509.16 : x
  2. Step 2: Convert to fraction form
    1,132,181.60/1,698,081.76 = 322,509.16/x
  3. Step 3: Cross multiply
    1,132,181.60x = 1,698,081.76 × 322,509.16
  4. Step 4: Simplify right side
    1,132,181.60x = 547,646,922,028.92
  5. Step 5: Solve for x
    x = 547,646,922,028.92/1,132,181.60
  6. Step 6: Final answer
    x = 483,709.43

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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.