Home / 2,388,378.96-3,583,715.40-1,489,590

Finding the Fourth Proportional to 2,388,378.96, 3,583,715.40 and 1,489,590

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Solution

The fourth proportional to 2,388,378.96, 3,583,715.40 and 1,489,590 is: 2,235,100.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,388,378.96 : 3,583,715.40 = 1,489,590 : x
  2. Step 2: Convert to fraction form
    2,388,378.96/3,583,715.40 = 1,489,590/x
  3. Step 3: Cross multiply
    2,388,378.96x = 3,583,715.40 × 1,489,590
  4. Step 4: Simplify right side
    2,388,378.96x = 5,338,266,622,686
  5. Step 5: Solve for x
    x = 5,338,266,622,686/2,388,378.96
  6. Step 6: Final answer
    x = 2,235,100.34

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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.