Home / 1,201,512.07-1,802,443.07-360,129.43

Finding the Fourth Proportional to 1,201,512.07, 1,802,443.07 and 360,129.43

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Solution

The fourth proportional to 1,201,512.07, 1,802,443.07 and 360,129.43 is: 540,246.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,201,512.07 : 1,802,443.07 = 360,129.43 : x
  2. Step 2: Convert to fraction form
    1,201,512.07/1,802,443.07 = 360,129.43/x
  3. Step 3: Cross multiply
    1,201,512.07x = 1,802,443.07 × 360,129.43
  4. Step 4: Simplify right side
    1,201,512.07x = 649,112,795,406.55
  5. Step 5: Solve for x
    x = 649,112,795,406.55/1,201,512.07
  6. Step 6: Final answer
    x = 540,246.59

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1.5x scale

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.