Home / 3,830,086.64-5,285,518.27-2,111,235.86

Finding the Fourth Proportional to 3,830,086.64, 5,285,518.27 and 2,111,235.86

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Solution

The fourth proportional to 3,830,086.64, 5,285,518.27 and 2,111,235.86 is: 2,913,504.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,830,086.64 : 5,285,518.27 = 2,111,235.86 : x
  2. Step 2: Convert to fraction form
    3,830,086.64/5,285,518.27 = 2,111,235.86/x
  3. Step 3: Cross multiply
    3,830,086.64x = 5,285,518.27 × 2,111,235.86
  4. Step 4: Simplify right side
    3,830,086.64x = 11,158,975,718,244.87
  5. Step 5: Solve for x
    x = 11,158,975,718,244.87/3,830,086.64
  6. Step 6: Final answer
    x = 2,913,504.77

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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.