Home / 1,777,877.10-2,666,815.65-1,305,485.10

Finding the Fourth Proportional to 1,777,877.10, 2,666,815.65 and 1,305,485.10

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Solution

The fourth proportional to 1,777,877.10, 2,666,815.65 and 1,305,485.10 is: 1,958,227.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,777,877.10 : 2,666,815.65 = 1,305,485.10 : x
  2. Step 2: Convert to fraction form
    1,777,877.10/2,666,815.65 = 1,305,485.10/x
  3. Step 3: Cross multiply
    1,777,877.10x = 2,666,815.65 × 1,305,485.10
  4. Step 4: Simplify right side
    1,777,877.10x = 3,481,488,095,521.82
  5. Step 5: Solve for x
    x = 3,481,488,095,521.82/1,777,877.10
  6. Step 6: Final answer
    x = 1,958,227.65

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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.