Home / 2,678,798.94-3,696,809.18-1,455,104.08

Finding the Fourth Proportional to 2,678,798.94, 3,696,809.18 and 1,455,104.08

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Solution

The fourth proportional to 2,678,798.94, 3,696,809.18 and 1,455,104.08 is: 2,008,079.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,678,798.94 : 3,696,809.18 = 1,455,104.08 : x
  2. Step 2: Convert to fraction form
    2,678,798.94/3,696,809.18 = 1,455,104.08/x
  3. Step 3: Cross multiply
    2,678,798.94x = 3,696,809.18 × 1,455,104.08
  4. Step 4: Simplify right side
    2,678,798.94x = 5,379,242,120,799.46
  5. Step 5: Solve for x
    x = 5,379,242,120,799.46/2,678,798.94
  6. Step 6: Final answer
    x = 2,008,079.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.