Home / 2,839,077.60-3,917,986.38-1,549,972.32

Finding the Fourth Proportional to 2,839,077.60, 3,917,986.38 and 1,549,972.32

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Solution

The fourth proportional to 2,839,077.60, 3,917,986.38 and 1,549,972.32 is: 2,138,994.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,839,077.60 : 3,917,986.38 = 1,549,972.32 : x
  2. Step 2: Convert to fraction form
    2,839,077.60/3,917,986.38 = 1,549,972.32/x
  3. Step 3: Cross multiply
    2,839,077.60x = 3,917,986.38 × 1,549,972.32
  4. Step 4: Simplify right side
    2,839,077.60x = 6,072,770,439,137.00
  5. Step 5: Solve for x
    x = 6,072,770,439,137.00/2,839,077.60
  6. Step 6: Final answer
    x = 2,138,994.17

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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.