Home / 1,479,990.63-2,042,239.46-835,286.32

Finding the Fourth Proportional to 1,479,990.63, 2,042,239.46 and 835,286.32

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Solution

The fourth proportional to 1,479,990.63, 2,042,239.46 and 835,286.32 is: 1,152,611.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,479,990.63 : 2,042,239.46 = 835,286.32 : x
  2. Step 2: Convert to fraction form
    1,479,990.63/2,042,239.46 = 835,286.32/x
  3. Step 3: Cross multiply
    1,479,990.63x = 2,042,239.46 × 835,286.32
  4. Step 4: Simplify right side
    1,479,990.63x = 1,705,854,673,820.16
  5. Step 5: Solve for x
    x = 1,705,854,673,820.16/1,479,990.63
  6. Step 6: Final answer
    x = 1,152,611.81

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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.