Home / 3,850,362.45-5,776,314.33-1,421,530.47

Finding the Fourth Proportional to 3,850,362.45, 5,776,314.33 and 1,421,530.47

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Solution

The fourth proportional to 3,850,362.45, 5,776,314.33 and 1,421,530.47 is: 2,132,580.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,850,362.45 : 5,776,314.33 = 1,421,530.47 : x
  2. Step 2: Convert to fraction form
    3,850,362.45/5,776,314.33 = 1,421,530.47/x
  3. Step 3: Cross multiply
    3,850,362.45x = 5,776,314.33 × 1,421,530.47
  4. Step 4: Simplify right side
    3,850,362.45x = 8,211,206,824,392.64
  5. Step 5: Solve for x
    x = 8,211,206,824,392.64/3,850,362.45
  6. Step 6: Final answer
    x = 2,132,580.23

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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.