Home / 1,885,315.69-2,601,713.78-1,025,861.14

Finding the Fourth Proportional to 1,885,315.69, 2,601,713.78 and 1,025,861.14

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Solution

The fourth proportional to 1,885,315.69, 2,601,713.78 and 1,025,861.14 is: 1,415,676.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,885,315.69 : 2,601,713.78 = 1,025,861.14 : x
  2. Step 2: Convert to fraction form
    1,885,315.69/2,601,713.78 = 1,025,861.14/x
  3. Step 3: Cross multiply
    1,885,315.69x = 2,601,713.78 × 1,025,861.14
  4. Step 4: Simplify right side
    1,885,315.69x = 2,668,997,056,517.90
  5. Step 5: Solve for x
    x = 2,668,997,056,517.90/1,885,315.69
  6. Step 6: Final answer
    x = 1,415,676.47

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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.