Home / 2,631,489.12-3,630,322.80-1,544,093.28

Finding the Fourth Proportional to 2,631,489.12, 3,630,322.80 and 1,544,093.28

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Solution

The fourth proportional to 2,631,489.12, 3,630,322.80 and 1,544,093.28 is: 2,130,184.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,631,489.12 : 3,630,322.80 = 1,544,093.28 : x
  2. Step 2: Convert to fraction form
    2,631,489.12/3,630,322.80 = 1,544,093.28/x
  3. Step 3: Cross multiply
    2,631,489.12x = 3,630,322.80 × 1,544,093.28
  4. Step 4: Simplify right side
    2,631,489.12x = 5,605,557,039,710.78
  5. Step 5: Solve for x
    x = 5,605,557,039,710.78/2,631,489.12
  6. Step 6: Final answer
    x = 2,130,184.39

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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.