Home / 1,640,233.80-2,461,041.90-892,816.20

Finding the Fourth Proportional to 1,640,233.80, 2,461,041.90 and 892,816.20

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Solution

The fourth proportional to 1,640,233.80, 2,461,041.90 and 892,816.20 is: 1,339,600.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,640,233.80 : 2,461,041.90 = 892,816.20 : x
  2. Step 2: Convert to fraction form
    1,640,233.80/2,461,041.90 = 892,816.20/x
  3. Step 3: Cross multiply
    1,640,233.80x = 2,461,041.90 × 892,816.20
  4. Step 4: Simplify right side
    1,640,233.80x = 2,197,258,077,198.78
  5. Step 5: Solve for x
    x = 2,197,258,077,198.78/1,640,233.80
  6. Step 6: Final answer
    x = 1,339,600.54

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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.