Home / 1,191,896.98-1,788,969.04-434,470.53

Finding the Fourth Proportional to 1,191,896.98, 1,788,969.04 and 434,470.53

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Solution

The fourth proportional to 1,191,896.98, 1,788,969.04 and 434,470.53 is: 652,115.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,191,896.98 : 1,788,969.04 = 434,470.53 : x
  2. Step 2: Convert to fraction form
    1,191,896.98/1,788,969.04 = 434,470.53/x
  3. Step 3: Cross multiply
    1,191,896.98x = 1,788,969.04 × 434,470.53
  4. Step 4: Simplify right side
    1,191,896.98x = 777,254,332,584.85
  5. Step 5: Solve for x
    x = 777,254,332,584.85/1,191,896.98
  6. Step 6: Final answer
    x = 652,115.37

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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.