Home / 3,455,976.14-5,186,278.53-1,434,221.90

Finding the Fourth Proportional to 3,455,976.14, 5,186,278.53 and 1,434,221.90

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Solution

The fourth proportional to 3,455,976.14, 5,186,278.53 and 1,434,221.90 is: 2,152,293.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,455,976.14 : 5,186,278.53 = 1,434,221.90 : x
  2. Step 2: Convert to fraction form
    3,455,976.14/5,186,278.53 = 1,434,221.90/x
  3. Step 3: Cross multiply
    3,455,976.14x = 5,186,278.53 × 1,434,221.90
  4. Step 4: Simplify right side
    3,455,976.14x = 7,438,274,247,225.81
  5. Step 5: Solve for x
    x = 7,438,274,247,225.81/3,455,976.14
  6. Step 6: Final answer
    x = 2,152,293.29

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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.