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Finding the Fourth Proportional to 1,141,848.56, 1,575,751.03 and 682,982.48

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Solution

The fourth proportional to 1,141,848.56, 1,575,751.03 and 682,982.48 is: 942,515.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,141,848.56 : 1,575,751.03 = 682,982.48 : x
  2. Step 2: Convert to fraction form
    1,141,848.56/1,575,751.03 = 682,982.48/x
  3. Step 3: Cross multiply
    1,141,848.56x = 1,575,751.03 × 682,982.48
  4. Step 4: Simplify right side
    1,141,848.56x = 1,076,210,348,563.88
  5. Step 5: Solve for x
    x = 1,076,210,348,563.88/1,141,848.56
  6. Step 6: Final answer
    x = 942,515.83

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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.