Home / 1,197,686.93-1,796,813.54-388,069.98

Finding the Fourth Proportional to 1,197,686.93, 1,796,813.54 and 388,069.98

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Solution

The fourth proportional to 1,197,686.93, 1,796,813.54 and 388,069.98 is: 582,196.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,197,686.93 : 1,796,813.54 = 388,069.98 : x
  2. Step 2: Convert to fraction form
    1,197,686.93/1,796,813.54 = 388,069.98/x
  3. Step 3: Cross multiply
    1,197,686.93x = 1,796,813.54 × 388,069.98
  4. Step 4: Simplify right side
    1,197,686.93x = 697,289,392,591.18
  5. Step 5: Solve for x
    x = 697,289,392,591.18/1,197,686.93
  6. Step 6: Final answer
    x = 582,196.71

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.