Home / 1,326,188-1,830,139.44-722,576

Finding the Fourth Proportional to 1,326,188, 1,830,139.44 and 722,576

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Solution

The fourth proportional to 1,326,188, 1,830,139.44 and 722,576 is: 997,154.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,326,188 : 1,830,139.44 = 722,576 : x
  2. Step 2: Convert to fraction form
    1,326,188/1,830,139.44 = 722,576/x
  3. Step 3: Cross multiply
    1,326,188x = 1,830,139.44 × 722,576
  4. Step 4: Simplify right side
    1,326,188x = 1,322,414,835,997.44
  5. Step 5: Solve for x
    x = 1,322,414,835,997.44/1,326,188
  6. Step 6: Final answer
    x = 997,154.88

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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.