Home / 1,342,687.39-2,014,011.37-331,809.32

Finding the Fourth Proportional to 1,342,687.39, 2,014,011.37 and 331,809.32

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Solution

The fourth proportional to 1,342,687.39, 2,014,011.37 and 331,809.32 is: 497,709.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,342,687.39 : 2,014,011.37 = 331,809.32 : x
  2. Step 2: Convert to fraction form
    1,342,687.39/2,014,011.37 = 331,809.32/x
  3. Step 3: Cross multiply
    1,342,687.39x = 2,014,011.37 × 331,809.32
  4. Step 4: Simplify right side
    1,342,687.39x = 668,267,744,825.49
  5. Step 5: Solve for x
    x = 668,267,744,825.49/1,342,687.39
  6. Step 6: Final answer
    x = 497,709.11

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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.