Home / 1,802,311.20-2,701,279.80-1,042,693.20

Finding the Fourth Proportional to 1,802,311.20, 2,701,279.80 and 1,042,693.20

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Solution

The fourth proportional to 1,802,311.20, 2,701,279.80 and 1,042,693.20 is: 1,562,774.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,802,311.20 : 2,701,279.80 = 1,042,693.20 : x
  2. Step 2: Convert to fraction form
    1,802,311.20/2,701,279.80 = 1,042,693.20/x
  3. Step 3: Cross multiply
    1,802,311.20x = 2,701,279.80 × 1,042,693.20
  4. Step 4: Simplify right side
    1,802,311.20x = 2,816,606,078,757.36
  5. Step 5: Solve for x
    x = 2,816,606,078,757.36/1,802,311.20
  6. Step 6: Final answer
    x = 1,562,774.55

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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.