Home / 1,906,476.78-2,630,927.79-1,035,303.86

Finding the Fourth Proportional to 1,906,476.78, 2,630,927.79 and 1,035,303.86

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Solution

The fourth proportional to 1,906,476.78, 2,630,927.79 and 1,035,303.86 is: 1,428,713.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,906,476.78 : 2,630,927.79 = 1,035,303.86 : x
  2. Step 2: Convert to fraction form
    1,906,476.78/2,630,927.79 = 1,035,303.86/x
  3. Step 3: Cross multiply
    1,906,476.78x = 2,630,927.79 × 1,035,303.86
  4. Step 4: Simplify right side
    1,906,476.78x = 2,723,809,702,945.59
  5. Step 5: Solve for x
    x = 2,723,809,702,945.59/1,906,476.78
  6. Step 6: Final answer
    x = 1,428,713.81

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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.