Home / 3,400,405.20-5,099,417.10-1,003,615.20

Finding the Fourth Proportional to 3,400,405.20, 5,099,417.10 and 1,003,615.20

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Solution

The fourth proportional to 3,400,405.20, 5,099,417.10 and 1,003,615.20 is: 1,505,071.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,400,405.20 : 5,099,417.10 = 1,003,615.20 : x
  2. Step 2: Convert to fraction form
    3,400,405.20/5,099,417.10 = 1,003,615.20/x
  3. Step 3: Cross multiply
    3,400,405.20x = 5,099,417.10 × 1,003,615.20
  4. Step 4: Simplify right side
    3,400,405.20x = 5,117,852,512,699.92
  5. Step 5: Solve for x
    x = 5,117,852,512,699.92/3,400,405.20
  6. Step 6: Final answer
    x = 1,505,071.37

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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.