Home / 1,213,736.53-1,674,959.96-662,457.31

Finding the Fourth Proportional to 1,213,736.53, 1,674,959.96 and 662,457.31

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Solution

The fourth proportional to 1,213,736.53, 1,674,959.96 and 662,457.31 is: 914,193.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,213,736.53 : 1,674,959.96 = 662,457.31 : x
  2. Step 2: Convert to fraction form
    1,213,736.53/1,674,959.96 = 662,457.31/x
  3. Step 3: Cross multiply
    1,213,736.53x = 1,674,959.96 × 662,457.31
  4. Step 4: Simplify right side
    1,213,736.53x = 1,109,589,469,775.71
  5. Step 5: Solve for x
    x = 1,109,589,469,775.71/1,213,736.53
  6. Step 6: Final answer
    x = 914,193.03

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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.