Home / 1,166,421.56-1,609,695.87-682,941.47

Finding the Fourth Proportional to 1,166,421.56, 1,609,695.87 and 682,941.47

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Solution

The fourth proportional to 1,166,421.56, 1,609,695.87 and 682,941.47 is: 942,479.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,166,421.56 : 1,609,695.87 = 682,941.47 : x
  2. Step 2: Convert to fraction form
    1,166,421.56/1,609,695.87 = 682,941.47/x
  3. Step 3: Cross multiply
    1,166,421.56x = 1,609,695.87 × 682,941.47
  4. Step 4: Simplify right side
    1,166,421.56x = 1,099,328,063,710.73
  5. Step 5: Solve for x
    x = 1,099,328,063,710.73/1,166,421.56
  6. Step 6: Final answer
    x = 942,479.20

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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.