Home / 1,388,526.80-2,082,381.94-589,802

Finding the Fourth Proportional to 1,388,526.80, 2,082,381.94 and 589,802

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Solution

The fourth proportional to 1,388,526.80, 2,082,381.94 and 589,802 is: 884,529.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,388,526.80 : 2,082,381.94 = 589,802 : x
  2. Step 2: Convert to fraction form
    1,388,526.80/2,082,381.94 = 589,802/x
  3. Step 3: Cross multiply
    1,388,526.80x = 2,082,381.94 × 589,802
  4. Step 4: Simplify right side
    1,388,526.80x = 1,228,193,032,975.88
  5. Step 5: Solve for x
    x = 1,228,193,032,975.88/1,388,526.80
  6. Step 6: Final answer
    x = 884,529.58

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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.