Home / 3,603,938.75-4,973,388.68-1,972,316.46

Finding the Fourth Proportional to 3,603,938.75, 4,973,388.68 and 1,972,316.46

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Solution

The fourth proportional to 3,603,938.75, 4,973,388.68 and 1,972,316.46 is: 2,721,771.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,603,938.75 : 4,973,388.68 = 1,972,316.46 : x
  2. Step 2: Convert to fraction form
    3,603,938.75/4,973,388.68 = 1,972,316.46/x
  3. Step 3: Cross multiply
    3,603,938.75x = 4,973,388.68 × 1,972,316.46
  4. Step 4: Simplify right side
    3,603,938.75x = 9,809,096,360,472.47
  5. Step 5: Solve for x
    x = 9,809,096,360,472.47/3,603,938.75
  6. Step 6: Final answer
    x = 2,721,771.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.