Home / 3,116,348.46-4,682,742.42-1,678,095.30

Finding the Fourth Proportional to 3,116,348.46, 4,682,742.42 and 1,678,095.30

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Solution

The fourth proportional to 3,116,348.46, 4,682,742.42 and 1,678,095.30 is: 2,521,569.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,116,348.46 : 4,682,742.42 = 1,678,095.30 : x
  2. Step 2: Convert to fraction form
    3,116,348.46/4,682,742.42 = 1,678,095.30/x
  3. Step 3: Cross multiply
    3,116,348.46x = 4,682,742.42 × 1,678,095.30
  4. Step 4: Simplify right side
    3,116,348.46x = 7,858,088,046,112.63
  5. Step 5: Solve for x
    x = 7,858,088,046,112.63/3,116,348.46
  6. Step 6: Final answer
    x = 2,521,569.12

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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.