Home / 1,114,664.40-1,538,245.90-605,370.42

Finding the Fourth Proportional to 1,114,664.40, 1,538,245.90 and 605,370.42

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Solution

The fourth proportional to 1,114,664.40, 1,538,245.90 and 605,370.42 is: 835,416.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,114,664.40 : 1,538,245.90 = 605,370.42 : x
  2. Step 2: Convert to fraction form
    1,114,664.40/1,538,245.90 = 605,370.42/x
  3. Step 3: Cross multiply
    1,114,664.40x = 1,538,245.90 × 605,370.42
  4. Step 4: Simplify right side
    1,114,664.40x = 931,208,566,546.28
  5. Step 5: Solve for x
    x = 931,208,566,546.28/1,114,664.40
  6. Step 6: Final answer
    x = 835,416.08

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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.