Home / 1,453,286.80-2,180,707.80-611,923.60

Finding the Fourth Proportional to 1,453,286.80, 2,180,707.80 and 611,923.60

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Solution

The fourth proportional to 1,453,286.80, 2,180,707.80 and 611,923.60 is: 918,212.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,453,286.80 : 2,180,707.80 = 611,923.60 : x
  2. Step 2: Convert to fraction form
    1,453,286.80/2,180,707.80 = 611,923.60/x
  3. Step 3: Cross multiply
    1,453,286.80x = 2,180,707.80 × 611,923.60
  4. Step 4: Simplify right side
    1,453,286.80x = 1,334,426,567,524.08
  5. Step 5: Solve for x
    x = 1,334,426,567,524.08/1,453,286.80
  6. Step 6: Final answer
    x = 918,212.82

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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.