Home / 1,076,849.40-1,612,163.70-656,945.40

Finding the Fourth Proportional to 1,076,849.40, 1,612,163.70 and 656,945.40

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Solution

The fourth proportional to 1,076,849.40, 1,612,163.70 and 656,945.40 is: 983,520.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,076,849.40 : 1,612,163.70 = 656,945.40 : x
  2. Step 2: Convert to fraction form
    1,076,849.40/1,612,163.70 = 656,945.40/x
  3. Step 3: Cross multiply
    1,076,849.40x = 1,612,163.70 × 656,945.40
  4. Step 4: Simplify right side
    1,076,849.40x = 1,059,103,526,761.98
  5. Step 5: Solve for x
    x = 1,059,103,526,761.98/1,076,849.40
  6. Step 6: Final answer
    x = 983,520.56

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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.