Home / 1,388,516.80-2,082,366.96-589,792

Finding the Fourth Proportional to 1,388,516.80, 2,082,366.96 and 589,792

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Solution

The fourth proportional to 1,388,516.80, 2,082,366.96 and 589,792 is: 884,514.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,388,516.80 : 2,082,366.96 = 589,792 : x
  2. Step 2: Convert to fraction form
    1,388,516.80/2,082,366.96 = 589,792/x
  3. Step 3: Cross multiply
    1,388,516.80x = 2,082,366.96 × 589,792
  4. Step 4: Simplify right side
    1,388,516.80x = 1,228,163,374,072.32
  5. Step 5: Solve for x
    x = 1,228,163,374,072.32/1,388,516.80
  6. Step 6: Final answer
    x = 884,514.59

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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.