Home / 1,807,738.32-2,711,626.14-459,901.56

Finding the Fourth Proportional to 1,807,738.32, 2,711,626.14 and 459,901.56

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Solution

The fourth proportional to 1,807,738.32, 2,711,626.14 and 459,901.56 is: 689,857.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,807,738.32 : 2,711,626.14 = 459,901.56 : x
  2. Step 2: Convert to fraction form
    1,807,738.32/2,711,626.14 = 459,901.56/x
  3. Step 3: Cross multiply
    1,807,738.32x = 2,711,626.14 × 459,901.56
  4. Step 4: Simplify right side
    1,807,738.32x = 1,247,081,091,922.78
  5. Step 5: Solve for x
    x = 1,247,081,091,922.78/1,807,738.32
  6. Step 6: Final answer
    x = 689,857.09

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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.