Home / 1,780,196.40-2,456,660.93-964,415.97

Finding the Fourth Proportional to 1,780,196.40, 2,456,660.93 and 964,415.97

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Solution

The fourth proportional to 1,780,196.40, 2,456,660.93 and 964,415.97 is: 1,330,888.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,780,196.40 : 2,456,660.93 = 964,415.97 : x
  2. Step 2: Convert to fraction form
    1,780,196.40/2,456,660.93 = 964,415.97/x
  3. Step 3: Cross multiply
    1,780,196.40x = 2,456,660.93 × 964,415.97
  4. Step 4: Simplify right side
    1,780,196.40x = 2,369,243,028,944.97
  5. Step 5: Solve for x
    x = 2,369,243,028,944.97/1,780,196.40
  6. Step 6: Final answer
    x = 1,330,888.56

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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.