Home / 1,404,515.26-1,938,217.26-759,921.31

Finding the Fourth Proportional to 1,404,515.26, 1,938,217.26 and 759,921.31

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Solution

The fourth proportional to 1,404,515.26, 1,938,217.26 and 759,921.31 is: 1,048,683.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,404,515.26 : 1,938,217.26 = 759,921.31 : x
  2. Step 2: Convert to fraction form
    1,404,515.26/1,938,217.26 = 759,921.31/x
  3. Step 3: Cross multiply
    1,404,515.26x = 1,938,217.26 × 759,921.31
  4. Step 4: Simplify right side
    1,404,515.26x = 1,472,892,599,283.81
  5. Step 5: Solve for x
    x = 1,472,892,599,283.81/1,404,515.26
  6. Step 6: Final answer
    x = 1,048,683.94

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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.