Home / 2,135,946.52-3,203,511.56-640,038.52

Finding the Fourth Proportional to 2,135,946.52, 3,203,511.56 and 640,038.52

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Solution

The fourth proportional to 2,135,946.52, 3,203,511.56 and 640,038.52 is: 959,935.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,135,946.52 : 3,203,511.56 = 640,038.52 : x
  2. Step 2: Convert to fraction form
    2,135,946.52/3,203,511.56 = 640,038.52/x
  3. Step 3: Cross multiply
    2,135,946.52x = 3,203,511.56 × 640,038.52
  4. Step 4: Simplify right side
    2,135,946.52x = 2,050,370,778,447.54
  5. Step 5: Solve for x
    x = 2,050,370,778,447.54/2,135,946.52
  6. Step 6: Final answer
    x = 959,935.45

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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.