Home / 4,121,825.60-6,181,556.88-1,389,075.44

Finding the Fourth Proportional to 4,121,825.60, 6,181,556.88 and 1,389,075.44

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Solution

The fourth proportional to 4,121,825.60, 6,181,556.88 and 1,389,075.44 is: 2,083,214.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,121,825.60 : 6,181,556.88 = 1,389,075.44 : x
  2. Step 2: Convert to fraction form
    4,121,825.60/6,181,556.88 = 1,389,075.44/x
  3. Step 3: Cross multiply
    4,121,825.60x = 6,181,556.88 × 1,389,075.44
  4. Step 4: Simplify right side
    4,121,825.60x = 8,586,648,842,971.03
  5. Step 5: Solve for x
    x = 8,586,648,842,971.03/4,121,825.60
  6. Step 6: Final answer
    x = 2,083,214.98

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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.