Home / 1,638,232.20-2,457,348.30-1,159,935.30

Finding the Fourth Proportional to 1,638,232.20, 2,457,348.30 and 1,159,935.30

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Solution

The fourth proportional to 1,638,232.20, 2,457,348.30 and 1,159,935.30 is: 1,739,902.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,638,232.20 : 2,457,348.30 = 1,159,935.30 : x
  2. Step 2: Convert to fraction form
    1,638,232.20/2,457,348.30 = 1,159,935.30/x
  3. Step 3: Cross multiply
    1,638,232.20x = 2,457,348.30 × 1,159,935.30
  4. Step 4: Simplify right side
    1,638,232.20x = 2,850,365,037,564.99
  5. Step 5: Solve for x
    x = 2,850,365,037,564.99/1,638,232.20
  6. Step 6: Final answer
    x = 1,739,902.95

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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.