Home / 4,380,982.60-6,571,473.90-1,389,166.60

Finding the Fourth Proportional to 4,380,982.60, 6,571,473.90 and 1,389,166.60

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Solution

The fourth proportional to 4,380,982.60, 6,571,473.90 and 1,389,166.60 is: 2,083,749.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,380,982.60 : 6,571,473.90 = 1,389,166.60 : x
  2. Step 2: Convert to fraction form
    4,380,982.60/6,571,473.90 = 1,389,166.60/x
  3. Step 3: Cross multiply
    4,380,982.60x = 6,571,473.90 × 1,389,166.60
  4. Step 4: Simplify right side
    4,380,982.60x = 9,128,872,054,651.74
  5. Step 5: Solve for x
    x = 9,128,872,054,651.74/4,380,982.60
  6. Step 6: Final answer
    x = 2,083,749.90

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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.