Home / 2,153,336.57-3,230,017.07-555,790.44

Finding the Fourth Proportional to 2,153,336.57, 3,230,017.07 and 555,790.44

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Solution

The fourth proportional to 2,153,336.57, 3,230,017.07 and 555,790.44 is: 833,688.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,153,336.57 : 3,230,017.07 = 555,790.44 : x
  2. Step 2: Convert to fraction form
    2,153,336.57/3,230,017.07 = 555,790.44/x
  3. Step 3: Cross multiply
    2,153,336.57x = 3,230,017.07 × 555,790.44
  4. Step 4: Simplify right side
    2,153,336.57x = 1,795,212,608,542.81
  5. Step 5: Solve for x
    x = 1,795,212,608,542.81/2,153,336.57
  6. Step 6: Final answer
    x = 833,688.81

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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.