Home / 3,914,485.60-5,870,319.72-1,355,005.12

Finding the Fourth Proportional to 3,914,485.60, 5,870,319.72 and 1,355,005.12

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Solution

The fourth proportional to 3,914,485.60, 5,870,319.72 and 1,355,005.12 is: 2,032,020.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,914,485.60 : 5,870,319.72 = 1,355,005.12 : x
  2. Step 2: Convert to fraction form
    3,914,485.60/5,870,319.72 = 1,355,005.12/x
  3. Step 3: Cross multiply
    3,914,485.60x = 5,870,319.72 × 1,355,005.12
  4. Step 4: Simplify right side
    3,914,485.60x = 7,954,313,276,636.97
  5. Step 5: Solve for x
    x = 7,954,313,276,636.97/3,914,485.60
  6. Step 6: Final answer
    x = 2,032,020.06

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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.