Home / 1,723,158.43-2,378,609.38-1,354,674.31

Finding the Fourth Proportional to 1,723,158.43, 2,378,609.38 and 1,354,674.31

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Solution

The fourth proportional to 1,723,158.43, 2,378,609.38 and 1,354,674.31 is: 1,869,962.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,723,158.43 : 2,378,609.38 = 1,354,674.31 : x
  2. Step 2: Convert to fraction form
    1,723,158.43/2,378,609.38 = 1,354,674.31/x
  3. Step 3: Cross multiply
    1,723,158.43x = 2,378,609.38 × 1,354,674.31
  4. Step 4: Simplify right side
    1,723,158.43x = 3,222,241,016,357.85
  5. Step 5: Solve for x
    x = 3,222,241,016,357.85/1,723,158.43
  6. Step 6: Final answer
    x = 1,869,962.14

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.