Home / 1,343,138.40-2,014,477.20-501,256.80

Finding the Fourth Proportional to 1,343,138.40, 2,014,477.20 and 501,256.80

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Solution

The fourth proportional to 1,343,138.40, 2,014,477.20 and 501,256.80 is: 751,799.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,343,138.40 : 2,014,477.20 = 501,256.80 : x
  2. Step 2: Convert to fraction form
    1,343,138.40/2,014,477.20 = 501,256.80/x
  3. Step 3: Cross multiply
    1,343,138.40x = 2,014,477.20 × 501,256.80
  4. Step 4: Simplify right side
    1,343,138.40x = 1,009,770,394,944.96
  5. Step 5: Solve for x
    x = 1,009,770,394,944.96/1,343,138.40
  6. Step 6: Final answer
    x = 751,799.22

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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.