Home / 1,955,401.57-2,698,181.19-1,138,975.34

Finding the Fourth Proportional to 1,955,401.57, 2,698,181.19 and 1,138,975.34

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Solution

The fourth proportional to 1,955,401.57, 2,698,181.19 and 1,138,975.34 is: 1,571,626.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,955,401.57 : 2,698,181.19 = 1,138,975.34 : x
  2. Step 2: Convert to fraction form
    1,955,401.57/2,698,181.19 = 1,138,975.34/x
  3. Step 3: Cross multiply
    1,955,401.57x = 2,698,181.19 × 1,138,975.34
  4. Step 4: Simplify right side
    1,955,401.57x = 3,073,161,838,261.86
  5. Step 5: Solve for x
    x = 3,073,161,838,261.86/1,955,401.57
  6. Step 6: Final answer
    x = 1,571,626.97

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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.