Home / 2,177,387.16-3,004,805.96-1,197,389.38

Finding the Fourth Proportional to 2,177,387.16, 3,004,805.96 and 1,197,389.38

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Solution

The fourth proportional to 2,177,387.16, 3,004,805.96 and 1,197,389.38 is: 1,652,403.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,177,387.16 : 3,004,805.96 = 1,197,389.38 : x
  2. Step 2: Convert to fraction form
    2,177,387.16/3,004,805.96 = 1,197,389.38/x
  3. Step 3: Cross multiply
    2,177,387.16x = 3,004,805.96 × 1,197,389.38
  4. Step 4: Simplify right side
    2,177,387.16x = 3,597,922,724,453.73
  5. Step 5: Solve for x
    x = 3,597,922,724,453.73/2,177,387.16
  6. Step 6: Final answer
    x = 1,652,403.76

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1.5x scale

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.