Home / 1,211,180.56-1,671,467.06-695,028.96

Finding the Fourth Proportional to 1,211,180.56, 1,671,467.06 and 695,028.96

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Solution

The fourth proportional to 1,211,180.56, 1,671,467.06 and 695,028.96 is: 959,161.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,211,180.56 : 1,671,467.06 = 695,028.96 : x
  2. Step 2: Convert to fraction form
    1,211,180.56/1,671,467.06 = 695,028.96/x
  3. Step 3: Cross multiply
    1,211,180.56x = 1,671,467.06 × 695,028.96
  4. Step 4: Simplify right side
    1,211,180.56x = 1,161,718,012,386.06
  5. Step 5: Solve for x
    x = 1,161,718,012,386.06/1,211,180.56
  6. Step 6: Final answer
    x = 959,161.71

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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.