Home / 1,203,470.01-1,660,971.60-768,075.21

Finding the Fourth Proportional to 1,203,470.01, 1,660,971.60 and 768,075.21

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Solution

The fourth proportional to 1,203,470.01, 1,660,971.60 and 768,075.21 is: 1,060,060.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,203,470.01 : 1,660,971.60 = 768,075.21 : x
  2. Step 2: Convert to fraction form
    1,203,470.01/1,660,971.60 = 768,075.21/x
  3. Step 3: Cross multiply
    1,203,470.01x = 1,660,971.60 × 768,075.21
  4. Step 4: Simplify right side
    1,203,470.01x = 1,275,751,110,474.04
  5. Step 5: Solve for x
    x = 1,275,751,110,474.04/1,203,470.01
  6. Step 6: Final answer
    x = 1,060,060.57

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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.