Home / 1,191,340.36-1,644,288.83-707,812.44

Finding the Fourth Proportional to 1,191,340.36, 1,644,288.83 and 707,812.44

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Solution

The fourth proportional to 1,191,340.36, 1,644,288.83 and 707,812.44 is: 976,923.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,191,340.36 : 1,644,288.83 = 707,812.44 : x
  2. Step 2: Convert to fraction form
    1,191,340.36/1,644,288.83 = 707,812.44/x
  3. Step 3: Cross multiply
    1,191,340.36x = 1,644,288.83 × 707,812.44
  4. Step 4: Simplify right side
    1,191,340.36x = 1,163,848,081,776.20
  5. Step 5: Solve for x
    x = 1,163,848,081,776.20/1,191,340.36
  6. Step 6: Final answer
    x = 976,923.24

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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.