Home / 1,382,879.83-2,075,289.36-573,276.73

Finding the Fourth Proportional to 1,382,879.83, 2,075,289.36 and 573,276.73

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Solution

The fourth proportional to 1,382,879.83, 2,075,289.36 and 573,276.73 is: 860,317.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,382,879.83 : 2,075,289.36 = 573,276.73 : x
  2. Step 2: Convert to fraction form
    1,382,879.83/2,075,289.36 = 573,276.73/x
  3. Step 3: Cross multiply
    1,382,879.83x = 2,075,289.36 × 573,276.73
  4. Step 4: Simplify right side
    1,382,879.83x = 1,189,715,098,104.59
  5. Step 5: Solve for x
    x = 1,189,715,098,104.59/1,382,879.83
  6. Step 6: Final answer
    x = 860,317.05

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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.