Home / 1,557,893.21-2,336,606.03-492,796.87

Finding the Fourth Proportional to 1,557,893.21, 2,336,606.03 and 492,796.87

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Solution

The fourth proportional to 1,557,893.21, 2,336,606.03 and 492,796.87 is: 739,121.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,557,893.21 : 2,336,606.03 = 492,796.87 : x
  2. Step 2: Convert to fraction form
    1,557,893.21/2,336,606.03 = 492,796.87/x
  3. Step 3: Cross multiply
    1,557,893.21x = 2,336,606.03 × 492,796.87
  4. Step 4: Simplify right side
    1,557,893.21x = 1,151,472,133,397.60
  5. Step 5: Solve for x
    x = 1,151,472,133,397.60/1,557,893.21
  6. Step 6: Final answer
    x = 739,121.35

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.