Home / 1,248,970.85-1,873,524.41-395,980.81

Finding the Fourth Proportional to 1,248,970.85, 1,873,524.41 and 395,980.81

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Solution

The fourth proportional to 1,248,970.85, 1,873,524.41 and 395,980.81 is: 593,992.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,248,970.85 : 1,873,524.41 = 395,980.81 : x
  2. Step 2: Convert to fraction form
    1,248,970.85/1,873,524.41 = 395,980.81/x
  3. Step 3: Cross multiply
    1,248,970.85x = 1,873,524.41 × 395,980.81
  4. Step 4: Simplify right side
    1,248,970.85x = 741,879,702,079.05
  5. Step 5: Solve for x
    x = 741,879,702,079.05/1,248,970.85
  6. Step 6: Final answer
    x = 593,992.81

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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.