Home / 856,941.67-1,181,965.40-566,216.47

Finding the Fourth Proportional to 856,941.67, 1,181,965.40 and 566,216.47

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Solution

The fourth proportional to 856,941.67, 1,181,965.40 and 566,216.47 is: 780,972.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    856,941.67 : 1,181,965.40 = 566,216.47 : x
  2. Step 2: Convert to fraction form
    856,941.67/1,181,965.40 = 566,216.47/x
  3. Step 3: Cross multiply
    856,941.67x = 1,181,965.40 × 566,216.47
  4. Step 4: Simplify right side
    856,941.67x = 669,248,273,619.06
  5. Step 5: Solve for x
    x = 669,248,273,619.06/856,941.67
  6. Step 6: Final answer
    x = 780,972.96

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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.