Home / 1,670,688.92-2,501,794.38-1,400,105.54

Finding the Fourth Proportional to 1,670,688.92, 2,501,794.38 and 1,400,105.54

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Solution

The fourth proportional to 1,670,688.92, 2,501,794.38 and 1,400,105.54 is: 2,096,605.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,670,688.92 : 2,501,794.38 = 1,400,105.54 : x
  2. Step 2: Convert to fraction form
    1,670,688.92/2,501,794.38 = 1,400,105.54/x
  3. Step 3: Cross multiply
    1,670,688.92x = 2,501,794.38 × 1,400,105.54
  4. Step 4: Simplify right side
    1,670,688.92x = 3,502,776,171,378.87
  5. Step 5: Solve for x
    x = 3,502,776,171,378.87/1,670,688.92
  6. Step 6: Final answer
    x = 2,096,605.85

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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.