Home / 1,441,190.57-1,989,040.73-829,330.83

Finding the Fourth Proportional to 1,441,190.57, 1,989,040.73 and 829,330.83

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Solution

The fourth proportional to 1,441,190.57, 1,989,040.73 and 829,330.83 is: 1,144,590.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,441,190.57 : 1,989,040.73 = 829,330.83 : x
  2. Step 2: Convert to fraction form
    1,441,190.57/1,989,040.73 = 829,330.83/x
  3. Step 3: Cross multiply
    1,441,190.57x = 1,989,040.73 × 829,330.83
  4. Step 4: Simplify right side
    1,441,190.57x = 1,649,572,795,368.05
  5. Step 5: Solve for x
    x = 1,649,572,795,368.05/1,441,190.57
  6. Step 6: Final answer
    x = 1,144,590.34

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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.