Home / 1,941,078.06-2,678,698.35-1,125,765

Finding the Fourth Proportional to 1,941,078.06, 2,678,698.35 and 1,125,765

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Solution

The fourth proportional to 1,941,078.06, 2,678,698.35 and 1,125,765 is: 1,553,561.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,941,078.06 : 2,678,698.35 = 1,125,765 : x
  2. Step 2: Convert to fraction form
    1,941,078.06/2,678,698.35 = 1,125,765/x
  3. Step 3: Cross multiply
    1,941,078.06x = 2,678,698.35 × 1,125,765
  4. Step 4: Simplify right side
    1,941,078.06x = 3,015,584,847,987.75
  5. Step 5: Solve for x
    x = 3,015,584,847,987.75/1,941,078.06
  6. Step 6: Final answer
    x = 1,553,561.86

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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.