Home / 3,186,693.63-4,781,453.18-1,670,015.95

Finding the Fourth Proportional to 3,186,693.63, 4,781,453.18 and 1,670,015.95

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Solution

The fourth proportional to 3,186,693.63, 4,781,453.18 and 1,670,015.95 is: 2,505,764.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,186,693.63 : 4,781,453.18 = 1,670,015.95 : x
  2. Step 2: Convert to fraction form
    3,186,693.63/4,781,453.18 = 1,670,015.95/x
  3. Step 3: Cross multiply
    3,186,693.63x = 4,781,453.18 × 1,670,015.95
  4. Step 4: Simplify right side
    3,186,693.63x = 7,985,103,054,474.51
  5. Step 5: Solve for x
    x = 7,985,103,054,474.51/3,186,693.63
  6. Step 6: Final answer
    x = 2,505,764.28

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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.