Home / 1,617,804.87-2,232,617.45-892,699.28

Finding the Fourth Proportional to 1,617,804.87, 2,232,617.45 and 892,699.28

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Solution

The fourth proportional to 1,617,804.87, 2,232,617.45 and 892,699.28 is: 1,231,950.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,617,804.87 : 2,232,617.45 = 892,699.28 : x
  2. Step 2: Convert to fraction form
    1,617,804.87/2,232,617.45 = 892,699.28/x
  3. Step 3: Cross multiply
    1,617,804.87x = 2,232,617.45 × 892,699.28
  4. Step 4: Simplify right side
    1,617,804.87x = 1,993,055,982,876.17
  5. Step 5: Solve for x
    x = 1,993,055,982,876.17/1,617,804.87
  6. Step 6: Final answer
    x = 1,231,950.79

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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.