Home / 1,111,541.32-1,533,906.96-628,096

Finding the Fourth Proportional to 1,111,541.32, 1,533,906.96 and 628,096

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Solution

The fourth proportional to 1,111,541.32, 1,533,906.96 and 628,096 is: 866,761.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,111,541.32 : 1,533,906.96 = 628,096 : x
  2. Step 2: Convert to fraction form
    1,111,541.32/1,533,906.96 = 628,096/x
  3. Step 3: Cross multiply
    1,111,541.32x = 1,533,906.96 × 628,096
  4. Step 4: Simplify right side
    1,111,541.32x = 963,440,825,948.16
  5. Step 5: Solve for x
    x = 963,440,825,948.16/1,111,541.32
  6. Step 6: Final answer
    x = 866,761.14

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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.