Home / 1,617,890.31-2,232,686.03-892,737.45

Finding the Fourth Proportional to 1,617,890.31, 2,232,686.03 and 892,737.45

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Solution

The fourth proportional to 1,617,890.31, 2,232,686.03 and 892,737.45 is: 1,231,976.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,617,890.31 : 2,232,686.03 = 892,737.45 : x
  2. Step 2: Convert to fraction form
    1,617,890.31/2,232,686.03 = 892,737.45/x
  3. Step 3: Cross multiply
    1,617,890.31x = 2,232,686.03 × 892,737.45
  4. Step 4: Simplify right side
    1,617,890.31x = 1,993,202,428,609.14
  5. Step 5: Solve for x
    x = 1,993,202,428,609.14/1,617,890.31
  6. Step 6: Final answer
    x = 1,231,976.24

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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.