Home / 2,789,387.53-4,182,455.54-1,081,535.63

Finding the Fourth Proportional to 2,789,387.53, 4,182,455.54 and 1,081,535.63

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Solution

The fourth proportional to 2,789,387.53, 4,182,455.54 and 1,081,535.63 is: 1,621,673.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,789,387.53 : 4,182,455.54 = 1,081,535.63 : x
  2. Step 2: Convert to fraction form
    2,789,387.53/4,182,455.54 = 1,081,535.63/x
  3. Step 3: Cross multiply
    2,789,387.53x = 4,182,455.54 × 1,081,535.63
  4. Step 4: Simplify right side
    2,789,387.53x = 4,523,474,669,192.45
  5. Step 5: Solve for x
    x = 4,523,474,669,192.45/2,789,387.53
  6. Step 6: Final answer
    x = 1,621,673.08

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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.