Home / 2,078,714.80-3,118,072.20-1,133,930.80

Finding the Fourth Proportional to 2,078,714.80, 3,118,072.20 and 1,133,930.80

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Solution

The fourth proportional to 2,078,714.80, 3,118,072.20 and 1,133,930.80 is: 1,700,896.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,078,714.80 : 3,118,072.20 = 1,133,930.80 : x
  2. Step 2: Convert to fraction form
    2,078,714.80/3,118,072.20 = 1,133,930.80/x
  3. Step 3: Cross multiply
    2,078,714.80x = 3,118,072.20 × 1,133,930.80
  4. Step 4: Simplify right side
    2,078,714.80x = 3,535,678,104,203.76
  5. Step 5: Solve for x
    x = 3,535,678,104,203.76/2,078,714.80
  6. Step 6: Final answer
    x = 1,700,896.20

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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.