Home / 1,213,973.01-1,675,283.09-670,109.16

Finding the Fourth Proportional to 1,213,973.01, 1,675,283.09 and 670,109.16

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Solution

The fourth proportional to 1,213,973.01, 1,675,283.09 and 670,109.16 is: 924,750.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,213,973.01 : 1,675,283.09 = 670,109.16 : x
  2. Step 2: Convert to fraction form
    1,213,973.01/1,675,283.09 = 670,109.16/x
  3. Step 3: Cross multiply
    1,213,973.01x = 1,675,283.09 × 670,109.16
  4. Step 4: Simplify right side
    1,213,973.01x = 1,122,622,544,202.10
  5. Step 5: Solve for x
    x = 1,122,622,544,202.10/1,213,973.01
  6. Step 6: Final answer
    x = 924,750.83

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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.