Home / 1,621,828.44-2,433,139.38-1,142,990.52

Finding the Fourth Proportional to 1,621,828.44, 2,433,139.38 and 1,142,990.52

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Solution

The fourth proportional to 1,621,828.44, 2,433,139.38 and 1,142,990.52 is: 1,714,765.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,621,828.44 : 2,433,139.38 = 1,142,990.52 : x
  2. Step 2: Convert to fraction form
    1,621,828.44/2,433,139.38 = 1,142,990.52/x
  3. Step 3: Cross multiply
    1,621,828.44x = 2,433,139.38 × 1,142,990.52
  4. Step 4: Simplify right side
    1,621,828.44x = 2,781,055,245,178.68
  5. Step 5: Solve for x
    x = 2,781,055,245,178.68/1,621,828.44
  6. Step 6: Final answer
    x = 1,714,765.37

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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.