Home / 2,904,564.90-4,008,351.06-1,615,405.80

Finding the Fourth Proportional to 2,904,564.90, 4,008,351.06 and 1,615,405.80

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Solution

The fourth proportional to 2,904,564.90, 4,008,351.06 and 1,615,405.80 is: 2,229,288.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,904,564.90 : 4,008,351.06 = 1,615,405.80 : x
  2. Step 2: Convert to fraction form
    2,904,564.90/4,008,351.06 = 1,615,405.80/x
  3. Step 3: Cross multiply
    2,904,564.90x = 4,008,351.06 × 1,615,405.80
  4. Step 4: Simplify right side
    2,904,564.90x = 6,475,113,550,760.15
  5. Step 5: Solve for x
    x = 6,475,113,550,760.15/2,904,564.90
  6. Step 6: Final answer
    x = 2,229,288.65

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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.