Home / 1,588,009.73-2,191,466.80-862,857.48

Finding the Fourth Proportional to 1,588,009.73, 2,191,466.80 and 862,857.48

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Solution

The fourth proportional to 1,588,009.73, 2,191,466.80 and 862,857.48 is: 1,190,750.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,588,009.73 : 2,191,466.80 = 862,857.48 : x
  2. Step 2: Convert to fraction form
    1,588,009.73/2,191,466.80 = 862,857.48/x
  3. Step 3: Cross multiply
    1,588,009.73x = 2,191,466.80 × 862,857.48
  4. Step 4: Simplify right side
    1,588,009.73x = 1,890,923,512,667.66
  5. Step 5: Solve for x
    x = 1,890,923,512,667.66/1,588,009.73
  6. Step 6: Final answer
    x = 1,190,750.59

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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.