Home / 1,284,892.34-1,773,151.16-768,668.00

Finding the Fourth Proportional to 1,284,892.34, 1,773,151.16 and 768,668.00

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Solution

The fourth proportional to 1,284,892.34, 1,773,151.16 and 768,668.00 is: 1,060,761.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,284,892.34 : 1,773,151.16 = 768,668.00 : x
  2. Step 2: Convert to fraction form
    1,284,892.34/1,773,151.16 = 768,668.00/x
  3. Step 3: Cross multiply
    1,284,892.34x = 1,773,151.16 × 768,668.00
  4. Step 4: Simplify right side
    1,284,892.34x = 1,362,964,543,145.78
  5. Step 5: Solve for x
    x = 1,362,964,543,145.78/1,284,892.34
  6. Step 6: Final answer
    x = 1,060,761.67

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.