Home / 1,228,650.06-1,695,622.23-745,235.58

Finding the Fourth Proportional to 1,228,650.06, 1,695,622.23 and 745,235.58

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Solution

The fourth proportional to 1,228,650.06, 1,695,622.23 and 745,235.58 is: 1,028,476.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,228,650.06 : 1,695,622.23 = 745,235.58 : x
  2. Step 2: Convert to fraction form
    1,228,650.06/1,695,622.23 = 745,235.58/x
  3. Step 3: Cross multiply
    1,228,650.06x = 1,695,622.23 × 745,235.58
  4. Step 4: Simplify right side
    1,228,650.06x = 1,263,638,016,034.94
  5. Step 5: Solve for x
    x = 1,263,638,016,034.94/1,228,650.06
  6. Step 6: Final answer
    x = 1,028,476.75

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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.