Home / 2,059,815.58-2,843,281.13-1,405,973.60

Finding the Fourth Proportional to 2,059,815.58, 2,843,281.13 and 1,405,973.60

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Solution

The fourth proportional to 2,059,815.58, 2,843,281.13 and 1,405,973.60 is: 1,940,745.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,059,815.58 : 2,843,281.13 = 1,405,973.60 : x
  2. Step 2: Convert to fraction form
    2,059,815.58/2,843,281.13 = 1,405,973.60/x
  3. Step 3: Cross multiply
    2,059,815.58x = 2,843,281.13 × 1,405,973.60
  4. Step 4: Simplify right side
    2,059,815.58x = 3,997,578,195,574.20
  5. Step 5: Solve for x
    x = 3,997,578,195,574.20/2,059,815.58
  6. Step 6: Final answer
    x = 1,940,745.69

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.