Home / 1,379,582.44-1,903,804.26-775,969

Finding the Fourth Proportional to 1,379,582.44, 1,903,804.26 and 775,969

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Solution

The fourth proportional to 1,379,582.44, 1,903,804.26 and 775,969 is: 1,070,826.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,379,582.44 : 1,903,804.26 = 775,969 : x
  2. Step 2: Convert to fraction form
    1,379,582.44/1,903,804.26 = 775,969/x
  3. Step 3: Cross multiply
    1,379,582.44x = 1,903,804.26 × 775,969
  4. Step 4: Simplify right side
    1,379,582.44x = 1,477,293,087,827.94
  5. Step 5: Solve for x
    x = 1,477,293,087,827.94/1,379,582.44
  6. Step 6: Final answer
    x = 1,070,826.25

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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.