Home / 1,615,002.43-2,422,512.81-416,842.83

Finding the Fourth Proportional to 1,615,002.43, 2,422,512.81 and 416,842.83

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Solution

The fourth proportional to 1,615,002.43, 2,422,512.81 and 416,842.83 is: 625,266.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,615,002.43 : 2,422,512.81 = 416,842.83 : x
  2. Step 2: Convert to fraction form
    1,615,002.43/2,422,512.81 = 416,842.83/x
  3. Step 3: Cross multiply
    1,615,002.43x = 2,422,512.81 × 416,842.83
  4. Step 4: Simplify right side
    1,615,002.43x = 1,009,807,095,431.65
  5. Step 5: Solve for x
    x = 1,009,807,095,431.65/1,615,002.43
  6. Step 6: Final answer
    x = 625,266.61

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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.