Home / 1,071,072.06-1,478,094.52-587,628.42

Finding the Fourth Proportional to 1,071,072.06, 1,478,094.52 and 587,628.42

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Solution

The fourth proportional to 1,071,072.06, 1,478,094.52 and 587,628.42 is: 810,935.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,071,072.06 : 1,478,094.52 = 587,628.42 : x
  2. Step 2: Convert to fraction form
    1,071,072.06/1,478,094.52 = 587,628.42/x
  3. Step 3: Cross multiply
    1,071,072.06x = 1,478,094.52 × 587,628.42
  4. Step 4: Simplify right side
    1,071,072.06x = 868,570,347,398.26
  5. Step 5: Solve for x
    x = 868,570,347,398.26/1,071,072.06
  6. Step 6: Final answer
    x = 810,935.49

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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.