Home / 1,018,702.47-1,405,727.06-589,010.33

Finding the Fourth Proportional to 1,018,702.47, 1,405,727.06 and 589,010.33

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Solution

The fourth proportional to 1,018,702.47, 1,405,727.06 and 589,010.33 is: 812,786.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,018,702.47 : 1,405,727.06 = 589,010.33 : x
  2. Step 2: Convert to fraction form
    1,018,702.47/1,405,727.06 = 589,010.33/x
  3. Step 3: Cross multiply
    1,018,702.47x = 1,405,727.06 × 589,010.33
  4. Step 4: Simplify right side
    1,018,702.47x = 827,987,760,069.80
  5. Step 5: Solve for x
    x = 827,987,760,069.80/1,018,702.47
  6. Step 6: Final answer
    x = 812,786.64

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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.