Home / 4,057,692.40-5,605,448.16-3,240,823.60

Finding the Fourth Proportional to 4,057,692.40, 5,605,448.16 and 3,240,823.60

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Solution

The fourth proportional to 4,057,692.40, 5,605,448.16 and 3,240,823.60 is: 4,476,995.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,057,692.40 : 5,605,448.16 = 3,240,823.60 : x
  2. Step 2: Convert to fraction form
    4,057,692.40/5,605,448.16 = 3,240,823.60/x
  3. Step 3: Cross multiply
    4,057,692.40x = 5,605,448.16 × 3,240,823.60
  4. Step 4: Simplify right side
    4,057,692.40x = 18,166,268,685,504.58
  5. Step 5: Solve for x
    x = 18,166,268,685,504.58/4,057,692.40
  6. Step 6: Final answer
    x = 4,476,995.02

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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.