Home / 5,285,404.22-7,928,111.32-1,296,316.22

Finding the Fourth Proportional to 5,285,404.22, 7,928,111.32 and 1,296,316.22

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Solution

The fourth proportional to 5,285,404.22, 7,928,111.32 and 1,296,316.22 is: 1,944,475.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,285,404.22 : 7,928,111.32 = 1,296,316.22 : x
  2. Step 2: Convert to fraction form
    5,285,404.22/7,928,111.32 = 1,296,316.22/x
  3. Step 3: Cross multiply
    5,285,404.22x = 7,928,111.32 × 1,296,316.22
  4. Step 4: Simplify right side
    5,285,404.22x = 10,277,339,255,200.26
  5. Step 5: Solve for x
    x = 10,277,339,255,200.26/5,285,404.22
  6. Step 6: Final answer
    x = 1,944,475.55

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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.