Home / 4,969,180.80-7,452,021.60-1,774,411.20

Finding the Fourth Proportional to 4,969,180.80, 7,452,021.60 and 1,774,411.20

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Solution

The fourth proportional to 4,969,180.80, 7,452,021.60 and 1,774,411.20 is: 2,660,992.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,969,180.80 : 7,452,021.60 = 1,774,411.20 : x
  2. Step 2: Convert to fraction form
    4,969,180.80/7,452,021.60 = 1,774,411.20/x
  3. Step 3: Cross multiply
    4,969,180.80x = 7,452,021.60 × 1,774,411.20
  4. Step 4: Simplify right side
    4,969,180.80x = 13,222,950,589,681.92
  5. Step 5: Solve for x
    x = 13,222,950,589,681.92/4,969,180.80
  6. Step 6: Final answer
    x = 2,660,992.05

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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.