Home / 1,945,698.08-2,685,311.03-1,129,739.31

Finding the Fourth Proportional to 1,945,698.08, 2,685,311.03 and 1,129,739.31

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Solution

The fourth proportional to 1,945,698.08, 2,685,311.03 and 1,129,739.31 is: 1,559,184.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,945,698.08 : 2,685,311.03 = 1,129,739.31 : x
  2. Step 2: Convert to fraction form
    1,945,698.08/2,685,311.03 = 1,129,739.31/x
  3. Step 3: Cross multiply
    1,945,698.08x = 2,685,311.03 × 1,129,739.31
  4. Step 4: Simplify right side
    1,945,698.08x = 3,033,701,424,518.89
  5. Step 5: Solve for x
    x = 3,033,701,424,518.89/1,945,698.08
  6. Step 6: Final answer
    x = 1,559,184.06

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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.