Home / 3,937,830.60-5,906,933.52-1,913,662.92

Finding the Fourth Proportional to 3,937,830.60, 5,906,933.52 and 1,913,662.92

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Solution

The fourth proportional to 3,937,830.60, 5,906,933.52 and 1,913,662.92 is: 2,870,585.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,937,830.60 : 5,906,933.52 = 1,913,662.92 : x
  2. Step 2: Convert to fraction form
    3,937,830.60/5,906,933.52 = 1,913,662.92/x
  3. Step 3: Cross multiply
    3,937,830.60x = 5,906,933.52 × 1,913,662.92
  4. Step 4: Simplify right side
    3,937,830.60x = 11,303,879,648,129.08
  5. Step 5: Solve for x
    x = 11,303,879,648,129.08/3,937,830.60
  6. Step 6: Final answer
    x = 2,870,585.56

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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.