Home / 1,213,955.06-1,675,257.73-670,090.70

Finding the Fourth Proportional to 1,213,955.06, 1,675,257.73 and 670,090.70

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Solution

The fourth proportional to 1,213,955.06, 1,675,257.73 and 670,090.70 is: 924,725.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,213,955.06 : 1,675,257.73 = 670,090.70 : x
  2. Step 2: Convert to fraction form
    1,213,955.06/1,675,257.73 = 670,090.70/x
  3. Step 3: Cross multiply
    1,213,955.06x = 1,675,257.73 × 670,090.70
  4. Step 4: Simplify right side
    1,213,955.06x = 1,122,574,627,489.03
  5. Step 5: Solve for x
    x = 1,122,574,627,489.03/1,213,955.06
  6. Step 6: Final answer
    x = 924,725.03

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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.