Home / 1,126,604.19-1,688,944.01-416,499.87

Finding the Fourth Proportional to 1,126,604.19, 1,688,944.01 and 416,499.87

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Solution

The fourth proportional to 1,126,604.19, 1,688,944.01 and 416,499.87 is: 624,394.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,126,604.19 : 1,688,944.01 = 416,499.87 : x
  2. Step 2: Convert to fraction form
    1,126,604.19/1,688,944.01 = 416,499.87/x
  3. Step 3: Cross multiply
    1,126,604.19x = 1,688,944.01 × 416,499.87
  4. Step 4: Simplify right side
    1,126,604.19x = 703,444,958,519.78
  5. Step 5: Solve for x
    x = 703,444,958,519.78/1,126,604.19
  6. Step 6: Final answer
    x = 624,394.05

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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.