Home / 1,213,918.94-1,675,208.22-670,054.86

Finding the Fourth Proportional to 1,213,918.94, 1,675,208.22 and 670,054.86

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Solution

The fourth proportional to 1,213,918.94, 1,675,208.22 and 670,054.86 is: 924,675.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,213,918.94 : 1,675,208.22 = 670,054.86 : x
  2. Step 2: Convert to fraction form
    1,213,918.94/1,675,208.22 = 670,054.86/x
  3. Step 3: Cross multiply
    1,213,918.94x = 1,675,208.22 × 670,054.86
  4. Step 4: Simplify right side
    1,213,918.94x = 1,122,481,409,322.95
  5. Step 5: Solve for x
    x = 1,122,481,409,322.95/1,213,918.94
  6. Step 6: Final answer
    x = 924,675.76

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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.