Home / 1,780,831.70-2,458,105.82-1,136,250.81

Finding the Fourth Proportional to 1,780,831.70, 2,458,105.82 and 1,136,250.81

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Solution

The fourth proportional to 1,780,831.70, 2,458,105.82 and 1,136,250.81 is: 1,568,382.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,780,831.70 : 2,458,105.82 = 1,136,250.81 : x
  2. Step 2: Convert to fraction form
    1,780,831.70/2,458,105.82 = 1,136,250.81/x
  3. Step 3: Cross multiply
    1,780,831.70x = 2,458,105.82 × 1,136,250.81
  4. Step 4: Simplify right side
    1,780,831.70x = 2,793,024,729,040.71
  5. Step 5: Solve for x
    x = 2,793,024,729,040.71/1,780,831.70
  6. Step 6: Final answer
    x = 1,568,382.19

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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.