Home / 1,114,676.19-1,538,348.01-631,327.32

Finding the Fourth Proportional to 1,114,676.19, 1,538,348.01 and 631,327.32

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Solution

The fourth proportional to 1,114,676.19, 1,538,348.01 and 631,327.32 is: 871,285.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,114,676.19 : 1,538,348.01 = 631,327.32 : x
  2. Step 2: Convert to fraction form
    1,114,676.19/1,538,348.01 = 631,327.32/x
  3. Step 3: Cross multiply
    1,114,676.19x = 1,538,348.01 × 631,327.32
  4. Step 4: Simplify right side
    1,114,676.19x = 971,201,126,380.63
  5. Step 5: Solve for x
    x = 971,201,126,380.63/1,114,676.19
  6. Step 6: Final answer
    x = 871,285.43

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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.