Home / 1,189,852.07-1,783,261.79-557,371.67

Finding the Fourth Proportional to 1,189,852.07, 1,783,261.79 and 557,371.67

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Solution

The fourth proportional to 1,189,852.07, 1,783,261.79 and 557,371.67 is: 835,347.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,189,852.07 : 1,783,261.79 = 557,371.67 : x
  2. Step 2: Convert to fraction form
    1,189,852.07/1,783,261.79 = 557,371.67/x
  3. Step 3: Cross multiply
    1,189,852.07x = 1,783,261.79 × 557,371.67
  4. Step 4: Simplify right side
    1,189,852.07x = 993,939,605,004.22
  5. Step 5: Solve for x
    x = 993,939,605,004.22/1,189,852.07
  6. Step 6: Final answer
    x = 835,347.21

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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.