Home / 2,005,418.34-2,767,608.81-1,100,000.34

Finding the Fourth Proportional to 2,005,418.34, 2,767,608.81 and 1,100,000.34

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Solution

The fourth proportional to 2,005,418.34, 2,767,608.81 and 1,100,000.34 is: 1,518,072.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,005,418.34 : 2,767,608.81 = 1,100,000.34 : x
  2. Step 2: Convert to fraction form
    2,005,418.34/2,767,608.81 = 1,100,000.34/x
  3. Step 3: Cross multiply
    2,005,418.34x = 2,767,608.81 × 1,100,000.34
  4. Step 4: Simplify right side
    2,005,418.34x = 3,044,370,631,987.00
  5. Step 5: Solve for x
    x = 3,044,370,631,987.00/2,005,418.34
  6. Step 6: Final answer
    x = 1,518,072.60

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1.5x scale

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.