Home / 1,179,816.84-1,628,285.44-670,595.76

Finding the Fourth Proportional to 1,179,816.84, 1,628,285.44 and 670,595.76

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Solution

The fourth proportional to 1,179,816.84, 1,628,285.44 and 670,595.76 is: 925,500.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,179,816.84 : 1,628,285.44 = 670,595.76 : x
  2. Step 2: Convert to fraction form
    1,179,816.84/1,628,285.44 = 670,595.76/x
  3. Step 3: Cross multiply
    1,179,816.84x = 1,628,285.44 × 670,595.76
  4. Step 4: Simplify right side
    1,179,816.84x = 1,091,921,312,133.73
  5. Step 5: Solve for x
    x = 1,091,921,312,133.73/1,179,816.84
  6. Step 6: Final answer
    x = 925,500.70

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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.