Home / 1,108,363.10-1,529,519.46-624,918.85

Finding the Fourth Proportional to 1,108,363.10, 1,529,519.46 and 624,918.85

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Solution

The fourth proportional to 1,108,363.10, 1,529,519.46 and 624,918.85 is: 862,375.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,108,363.10 : 1,529,519.46 = 624,918.85 : x
  2. Step 2: Convert to fraction form
    1,108,363.10/1,529,519.46 = 624,918.85/x
  3. Step 3: Cross multiply
    1,108,363.10x = 1,529,519.46 × 624,918.85
  4. Step 4: Simplify right side
    1,108,363.10x = 955,825,535,828.58
  5. Step 5: Solve for x
    x = 955,825,535,828.58/1,108,363.10
  6. Step 6: Final answer
    x = 862,375.82

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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.