Home / 1,120,842.63-1,544,955.93-758,134.22

Finding the Fourth Proportional to 1,120,842.63, 1,544,955.93 and 758,134.22

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Solution

The fourth proportional to 1,120,842.63, 1,544,955.93 and 758,134.22 is: 1,045,003.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,120,842.63 : 1,544,955.93 = 758,134.22 : x
  2. Step 2: Convert to fraction form
    1,120,842.63/1,544,955.93 = 758,134.22/x
  3. Step 3: Cross multiply
    1,120,842.63x = 1,544,955.93 × 758,134.22
  4. Step 4: Simplify right side
    1,120,842.63x = 1,171,283,951,200.14
  5. Step 5: Solve for x
    x = 1,171,283,951,200.14/1,120,842.63
  6. Step 6: Final answer
    x = 1,045,003.04

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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.