Home / 1,738,240.80-2,607,361.20-1,640,263.20

Finding the Fourth Proportional to 1,738,240.80, 2,607,361.20 and 1,640,263.20

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Solution

The fourth proportional to 1,738,240.80, 2,607,361.20 and 1,640,263.20 is: 2,460,394.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,738,240.80 : 2,607,361.20 = 1,640,263.20 : x
  2. Step 2: Convert to fraction form
    1,738,240.80/2,607,361.20 = 1,640,263.20/x
  3. Step 3: Cross multiply
    1,738,240.80x = 2,607,361.20 × 1,640,263.20
  4. Step 4: Simplify right side
    1,738,240.80x = 4,276,758,625,467.84
  5. Step 5: Solve for x
    x = 4,276,758,625,467.84/1,738,240.80
  6. Step 6: Final answer
    x = 2,460,394.80

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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.