Home / 1,873,604.86-2,809,189.42-736,478.33

Finding the Fourth Proportional to 1,873,604.86, 2,809,189.42 and 736,478.33

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Solution

The fourth proportional to 1,873,604.86, 2,809,189.42 and 736,478.33 is: 1,104,238.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,873,604.86 : 2,809,189.42 = 736,478.33 : x
  2. Step 2: Convert to fraction form
    1,873,604.86/2,809,189.42 = 736,478.33/x
  3. Step 3: Cross multiply
    1,873,604.86x = 2,809,189.42 × 736,478.33
  4. Step 4: Simplify right side
    1,873,604.86x = 2,068,907,116,808.13
  5. Step 5: Solve for x
    x = 2,068,907,116,808.13/1,873,604.86
  6. Step 6: Final answer
    x = 1,104,238.77

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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.