Home / 1,279,250.25-1,765,364.87-735,492.33

Finding the Fourth Proportional to 1,279,250.25, 1,765,364.87 and 735,492.33

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Solution

The fourth proportional to 1,279,250.25, 1,765,364.87 and 735,492.33 is: 1,014,979.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,279,250.25 : 1,765,364.87 = 735,492.33 : x
  2. Step 2: Convert to fraction form
    1,279,250.25/1,765,364.87 = 735,492.33/x
  3. Step 3: Cross multiply
    1,279,250.25x = 1,765,364.87 × 735,492.33
  4. Step 4: Simplify right side
    1,279,250.25x = 1,298,412,317,858.99
  5. Step 5: Solve for x
    x = 1,298,412,317,858.99/1,279,250.25
  6. Step 6: Final answer
    x = 1,014,979.14

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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.