Home / 2,538,443.64-3,808,662.30-1,117,502.76

Finding the Fourth Proportional to 2,538,443.64, 3,808,662.30 and 1,117,502.76

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Solution

The fourth proportional to 2,538,443.64, 3,808,662.30 and 1,117,502.76 is: 1,676,692.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,538,443.64 : 3,808,662.30 = 1,117,502.76 : x
  2. Step 2: Convert to fraction form
    2,538,443.64/3,808,662.30 = 1,117,502.76/x
  3. Step 3: Cross multiply
    2,538,443.64x = 3,808,662.30 × 1,117,502.76
  4. Step 4: Simplify right side
    2,538,443.64x = 4,256,190,632,157.95
  5. Step 5: Solve for x
    x = 4,256,190,632,157.95/2,538,443.64
  6. Step 6: Final answer
    x = 1,676,692.98

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.