Home / 1,137,532.75-1,569,785.57-628,224.19

Finding the Fourth Proportional to 1,137,532.75, 1,569,785.57 and 628,224.19

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Solution

The fourth proportional to 1,137,532.75, 1,569,785.57 and 628,224.19 is: 866,944.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,137,532.75 : 1,569,785.57 = 628,224.19 : x
  2. Step 2: Convert to fraction form
    1,137,532.75/1,569,785.57 = 628,224.19/x
  3. Step 3: Cross multiply
    1,137,532.75x = 1,569,785.57 × 628,224.19
  4. Step 4: Simplify right side
    1,137,532.75x = 986,177,263,477.19
  5. Step 5: Solve for x
    x = 986,177,263,477.19/1,137,532.75
  6. Step 6: Final answer
    x = 866,944.06

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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.