Home / 907,828.70-1,362,180.45-641,014.70

Finding the Fourth Proportional to 907,828.70, 1,362,180.45 and 641,014.70

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Solution

The fourth proportional to 907,828.70, 1,362,180.45 and 641,014.70 is: 961,830.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,828.70 : 1,362,180.45 = 641,014.70 : x
  2. Step 2: Convert to fraction form
    907,828.70/1,362,180.45 = 641,014.70/x
  3. Step 3: Cross multiply
    907,828.70x = 1,362,180.45 × 641,014.70
  4. Step 4: Simplify right side
    907,828.70x = 873,177,692,502.62
  5. Step 5: Solve for x
    x = 873,177,692,502.62/907,828.70
  6. Step 6: Final answer
    x = 961,830.90

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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.