Home / 1,638,164.20-2,457,246.30-1,159,867.30

Finding the Fourth Proportional to 1,638,164.20, 2,457,246.30 and 1,159,867.30

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Solution

The fourth proportional to 1,638,164.20, 2,457,246.30 and 1,159,867.30 is: 1,739,800.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,638,164.20 : 2,457,246.30 = 1,159,867.30 : x
  2. Step 2: Convert to fraction form
    1,638,164.20/2,457,246.30 = 1,159,867.30/x
  3. Step 3: Cross multiply
    1,638,164.20x = 2,457,246.30 × 1,159,867.30
  4. Step 4: Simplify right side
    1,638,164.20x = 2,850,079,631,415.99
  5. Step 5: Solve for x
    x = 2,850,079,631,415.99/1,638,164.20
  6. Step 6: Final answer
    x = 1,739,800.95

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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.