Home / 1,301,738.40-1,952,427.60-403,797.60

Finding the Fourth Proportional to 1,301,738.40, 1,952,427.60 and 403,797.60

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Solution

The fourth proportional to 1,301,738.40, 1,952,427.60 and 403,797.60 is: 605,640.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,301,738.40 : 1,952,427.60 = 403,797.60 : x
  2. Step 2: Convert to fraction form
    1,301,738.40/1,952,427.60 = 403,797.60/x
  3. Step 3: Cross multiply
    1,301,738.40x = 1,952,427.60 × 403,797.60
  4. Step 4: Simplify right side
    1,301,738.40x = 788,385,579,053.76
  5. Step 5: Solve for x
    x = 788,385,579,053.76/1,301,738.40
  6. Step 6: Final answer
    x = 605,640.56

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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.