Home / 1,557,072.55-2,332,844.03-965,405.35

Finding the Fourth Proportional to 1,557,072.55, 2,332,844.03 and 965,405.35

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Solution

The fourth proportional to 1,557,072.55, 2,332,844.03 and 965,405.35 is: 1,446,393.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,557,072.55 : 2,332,844.03 = 965,405.35 : x
  2. Step 2: Convert to fraction form
    1,557,072.55/2,332,844.03 = 965,405.35/x
  3. Step 3: Cross multiply
    1,557,072.55x = 2,332,844.03 × 965,405.35
  4. Step 4: Simplify right side
    1,557,072.55x = 2,252,140,102,450.53
  5. Step 5: Solve for x
    x = 2,252,140,102,450.53/1,557,072.55
  6. Step 6: Final answer
    x = 1,446,393.81

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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.