Home / 1,640,395.60-2,463,217.80-1,241,486.80

Finding the Fourth Proportional to 1,640,395.60, 2,463,217.80 and 1,241,486.80

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Solution

The fourth proportional to 1,640,395.60, 2,463,217.80 and 1,241,486.80 is: 1,864,216.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,640,395.60 : 2,463,217.80 = 1,241,486.80 : x
  2. Step 2: Convert to fraction form
    1,640,395.60/2,463,217.80 = 1,241,486.80/x
  3. Step 3: Cross multiply
    1,640,395.60x = 2,463,217.80 × 1,241,486.80
  4. Step 4: Simplify right side
    1,640,395.60x = 3,058,052,384,225.04
  5. Step 5: Solve for x
    x = 3,058,052,384,225.04/1,640,395.60
  6. Step 6: Final answer
    x = 1,864,216.40

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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.