Home / 1,167,138.58-1,610,663.52-657,840.96

Finding the Fourth Proportional to 1,167,138.58, 1,610,663.52 and 657,840.96

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Solution

The fourth proportional to 1,167,138.58, 1,610,663.52 and 657,840.96 is: 907,827.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,167,138.58 : 1,610,663.52 = 657,840.96 : x
  2. Step 2: Convert to fraction form
    1,167,138.58/1,610,663.52 = 657,840.96/x
  3. Step 3: Cross multiply
    1,167,138.58x = 1,610,663.52 × 657,840.96
  4. Step 4: Simplify right side
    1,167,138.58x = 1,059,560,424,891.26
  5. Step 5: Solve for x
    x = 1,059,560,424,891.26/1,167,138.58
  6. Step 6: Final answer
    x = 907,827.44

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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.