Home / 856,941.17-1,181,964.71-566,215.97

Finding the Fourth Proportional to 856,941.17, 1,181,964.71 and 566,215.97

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Solution

The fourth proportional to 856,941.17, 1,181,964.71 and 566,215.97 is: 780,972.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    856,941.17 : 1,181,964.71 = 566,215.97 : x
  2. Step 2: Convert to fraction form
    856,941.17/1,181,964.71 = 566,215.97/x
  3. Step 3: Cross multiply
    856,941.17x = 1,181,964.71 × 566,215.97
  4. Step 4: Simplify right side
    856,941.17x = 669,247,291,947.34
  5. Step 5: Solve for x
    x = 669,247,291,947.34/856,941.17
  6. Step 6: Final answer
    x = 780,972.27

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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.