Home / 1,856,792.81-2,562,380.60-1,168,919.79

Finding the Fourth Proportional to 1,856,792.81, 2,562,380.60 and 1,168,919.79

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Solution

The fourth proportional to 1,856,792.81, 2,562,380.60 and 1,168,919.79 is: 1,613,113.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,856,792.81 : 2,562,380.60 = 1,168,919.79 : x
  2. Step 2: Convert to fraction form
    1,856,792.81/2,562,380.60 = 1,168,919.79/x
  3. Step 3: Cross multiply
    1,856,792.81x = 2,562,380.60 × 1,168,919.79
  4. Step 4: Simplify right side
    1,856,792.81x = 2,995,217,387,007.48
  5. Step 5: Solve for x
    x = 2,995,217,387,007.48/1,856,792.81
  6. Step 6: Final answer
    x = 1,613,113.42

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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.