Home / 3,308,965.98-4,565,664.74-1,931,684.64

Finding the Fourth Proportional to 3,308,965.98, 4,565,664.74 and 1,931,684.64

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Solution

The fourth proportional to 3,308,965.98, 4,565,664.74 and 1,931,684.64 is: 2,665,311.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,308,965.98 : 4,565,664.74 = 1,931,684.64 : x
  2. Step 2: Convert to fraction form
    3,308,965.98/4,565,664.74 = 1,931,684.64/x
  3. Step 3: Cross multiply
    3,308,965.98x = 4,565,664.74 × 1,931,684.64
  4. Step 4: Simplify right side
    3,308,965.98x = 8,819,424,439,989.17
  5. Step 5: Solve for x
    x = 8,819,424,439,989.17/3,308,965.98
  6. Step 6: Final answer
    x = 2,665,311.31

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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.