Home / 1,079,204.80-1,620,232.80-866,090.56

Finding the Fourth Proportional to 1,079,204.80, 1,620,232.80 and 866,090.56

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Solution

The fourth proportional to 1,079,204.80, 1,620,232.80 and 866,090.56 is: 1,300,279.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,079,204.80 : 1,620,232.80 = 866,090.56 : x
  2. Step 2: Convert to fraction form
    1,079,204.80/1,620,232.80 = 866,090.56/x
  3. Step 3: Cross multiply
    1,079,204.80x = 1,620,232.80 × 866,090.56
  4. Step 4: Simplify right side
    1,079,204.80x = 1,403,268,333,082.37
  5. Step 5: Solve for x
    x = 1,403,268,333,082.37/1,079,204.80
  6. Step 6: Final answer
    x = 1,300,279.92

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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.