Home / 3,345,128.13-4,615,906.56-1,854,942.34

Finding the Fourth Proportional to 3,345,128.13, 4,615,906.56 and 1,854,942.34

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Solution

The fourth proportional to 3,345,128.13, 4,615,906.56 and 1,854,942.34 is: 2,559,615.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,345,128.13 : 4,615,906.56 = 1,854,942.34 : x
  2. Step 2: Convert to fraction form
    3,345,128.13/4,615,906.56 = 1,854,942.34/x
  3. Step 3: Cross multiply
    3,345,128.13x = 4,615,906.56 × 1,854,942.34
  4. Step 4: Simplify right side
    3,345,128.13x = 8,562,240,515,627.75
  5. Step 5: Solve for x
    x = 8,562,240,515,627.75/3,345,128.13
  6. Step 6: Final answer
    x = 2,559,615.11

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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.