Home / 4,020,067.20-6,028,351.20-1,323,350.40

Finding the Fourth Proportional to 4,020,067.20, 6,028,351.20 and 1,323,350.40

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Solution

The fourth proportional to 4,020,067.20, 6,028,351.20 and 1,323,350.40 is: 1,984,449.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,020,067.20 : 6,028,351.20 = 1,323,350.40 : x
  2. Step 2: Convert to fraction form
    4,020,067.20/6,028,351.20 = 1,323,350.40/x
  3. Step 3: Cross multiply
    4,020,067.20x = 6,028,351.20 × 1,323,350.40
  4. Step 4: Simplify right side
    4,020,067.20x = 7,977,620,971,860.48
  5. Step 5: Solve for x
    x = 7,977,620,971,860.48/4,020,067.20
  6. Step 6: Final answer
    x = 1,984,449.66

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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.