Home / 3,915,969.60-5,875,716.65-2,116,746.57

Finding the Fourth Proportional to 3,915,969.60, 5,875,716.65 and 2,116,746.57

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Solution

The fourth proportional to 3,915,969.60, 5,875,716.65 and 2,116,746.57 is: 3,176,072.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,915,969.60 : 5,875,716.65 = 2,116,746.57 : x
  2. Step 2: Convert to fraction form
    3,915,969.60/5,875,716.65 = 2,116,746.57/x
  3. Step 3: Cross multiply
    3,915,969.60x = 5,875,716.65 × 2,116,746.57
  4. Step 4: Simplify right side
    3,915,969.60x = 12,437,403,065,179.39
  5. Step 5: Solve for x
    x = 12,437,403,065,179.39/3,915,969.60
  6. Step 6: Final answer
    x = 3,176,072.43

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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.