Home / 1,404,490.74-1,938,183.44-759,896.80

Finding the Fourth Proportional to 1,404,490.74, 1,938,183.44 and 759,896.80

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Solution

The fourth proportional to 1,404,490.74, 1,938,183.44 and 759,896.80 is: 1,048,650.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,404,490.74 : 1,938,183.44 = 759,896.80 : x
  2. Step 2: Convert to fraction form
    1,404,490.74/1,938,183.44 = 759,896.80/x
  3. Step 3: Cross multiply
    1,404,490.74x = 1,938,183.44 × 759,896.80
  4. Step 4: Simplify right side
    1,404,490.74x = 1,472,819,393,868.99
  5. Step 5: Solve for x
    x = 1,472,819,393,868.99/1,404,490.74
  6. Step 6: Final answer
    x = 1,048,650.13

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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.