Home / 3,450,989.20-5,176,435.20-1,557,727.60

Finding the Fourth Proportional to 3,450,989.20, 5,176,435.20 and 1,557,727.60

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Solution

The fourth proportional to 3,450,989.20, 5,176,435.20 and 1,557,727.60 is: 2,336,569.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,450,989.20 : 5,176,435.20 = 1,557,727.60 : x
  2. Step 2: Convert to fraction form
    3,450,989.20/5,176,435.20 = 1,557,727.60/x
  3. Step 3: Cross multiply
    3,450,989.20x = 5,176,435.20 × 1,557,727.60
  4. Step 4: Simplify right side
    3,450,989.20x = 8,063,475,980,651.52
  5. Step 5: Solve for x
    x = 8,063,475,980,651.52/3,450,989.20
  6. Step 6: Final answer
    x = 2,336,569.46

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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.