Home / 2,641,969.60-3,647,034.08-1,783,692.32

Finding the Fourth Proportional to 2,641,969.60, 3,647,034.08 and 1,783,692.32

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Solution

The fourth proportional to 2,641,969.60, 3,647,034.08 and 1,783,692.32 is: 2,462,248.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,641,969.60 : 3,647,034.08 = 1,783,692.32 : x
  2. Step 2: Convert to fraction form
    2,641,969.60/3,647,034.08 = 1,783,692.32/x
  3. Step 3: Cross multiply
    2,641,969.60x = 3,647,034.08 × 1,783,692.32
  4. Step 4: Simplify right side
    2,641,969.60x = 6,505,186,679,274.27
  5. Step 5: Solve for x
    x = 6,505,186,679,274.27/2,641,969.60
  6. Step 6: Final answer
    x = 2,462,248.88

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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.