Home / 2,177,395.17-3,004,817.01-1,197,397.38

Finding the Fourth Proportional to 2,177,395.17, 3,004,817.01 and 1,197,397.38

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Solution

The fourth proportional to 2,177,395.17, 3,004,817.01 and 1,197,397.38 is: 1,652,414.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,177,395.17 : 3,004,817.01 = 1,197,397.38 : x
  2. Step 2: Convert to fraction form
    2,177,395.17/3,004,817.01 = 1,197,397.38/x
  3. Step 3: Cross multiply
    2,177,395.17x = 3,004,817.01 × 1,197,397.38
  4. Step 4: Simplify right side
    2,177,395.17x = 3,597,960,015,153.43
  5. Step 5: Solve for x
    x = 3,597,960,015,153.43/2,177,395.17
  6. Step 6: Final answer
    x = 1,652,414.80

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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.