Home / 1,197,971.62-1,653,234.87-654,141.87

Finding the Fourth Proportional to 1,197,971.62, 1,653,234.87 and 654,141.87

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Solution

The fourth proportional to 1,197,971.62, 1,653,234.87 and 654,141.87 is: 902,734.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,197,971.62 : 1,653,234.87 = 654,141.87 : x
  2. Step 2: Convert to fraction form
    1,197,971.62/1,653,234.87 = 654,141.87/x
  3. Step 3: Cross multiply
    1,197,971.62x = 1,653,234.87 × 654,141.87
  4. Step 4: Simplify right side
    1,197,971.62x = 1,081,450,149,411.01
  5. Step 5: Solve for x
    x = 1,081,450,149,411.01/1,197,971.62
  6. Step 6: Final answer
    x = 902,734.36

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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.