Home / 3,180,954.77-4,774,421.48-1,665,725.09

Finding the Fourth Proportional to 3,180,954.77, 4,774,421.48 and 1,665,725.09

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Solution

The fourth proportional to 3,180,954.77, 4,774,421.48 and 1,665,725.09 is: 2,500,153.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,180,954.77 : 4,774,421.48 = 1,665,725.09 : x
  2. Step 2: Convert to fraction form
    3,180,954.77/4,774,421.48 = 1,665,725.09/x
  3. Step 3: Cross multiply
    3,180,954.77x = 4,774,421.48 × 1,665,725.09
  4. Step 4: Simplify right side
    3,180,954.77x = 7,952,873,641,142.31
  5. Step 5: Solve for x
    x = 7,952,873,641,142.31/3,180,954.77
  6. Step 6: Final answer
    x = 2,500,153.01

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.