Home / 1,122,166.74-1,548,566.19-612,871.14

Finding the Fourth Proportional to 1,122,166.74, 1,548,566.19 and 612,871.14

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Solution

The fourth proportional to 1,122,166.74, 1,548,566.19 and 612,871.14 is: 845,749.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,122,166.74 : 1,548,566.19 = 612,871.14 : x
  2. Step 2: Convert to fraction form
    1,122,166.74/1,548,566.19 = 612,871.14/x
  3. Step 3: Cross multiply
    1,122,166.74x = 1,548,566.19 × 612,871.14
  4. Step 4: Simplify right side
    1,122,166.74x = 949,071,526,230.76
  5. Step 5: Solve for x
    x = 949,071,526,230.76/1,122,166.74
  6. Step 6: Final answer
    x = 845,749.11

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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.