Home / 3,354,776.51-4,628,976.59-1,978,550.87

Finding the Fourth Proportional to 3,354,776.51, 4,628,976.59 and 1,978,550.87

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Solution

The fourth proportional to 3,354,776.51, 4,628,976.59 and 1,978,550.87 is: 2,730,037.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,354,776.51 : 4,628,976.59 = 1,978,550.87 : x
  2. Step 2: Convert to fraction form
    3,354,776.51/4,628,976.59 = 1,978,550.87/x
  3. Step 3: Cross multiply
    3,354,776.51x = 4,628,976.59 × 1,978,550.87
  4. Step 4: Simplify right side
    3,354,776.51x = 9,158,665,641,155.63
  5. Step 5: Solve for x
    x = 9,158,665,641,155.63/3,354,776.51
  6. Step 6: Final answer
    x = 2,730,037.49

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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.