Home / 2,695,209.10-4,042,813.65-1,278,033.10

Finding the Fourth Proportional to 2,695,209.10, 4,042,813.65 and 1,278,033.10

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Solution

The fourth proportional to 2,695,209.10, 4,042,813.65 and 1,278,033.10 is: 1,917,049.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,695,209.10 : 4,042,813.65 = 1,278,033.10 : x
  2. Step 2: Convert to fraction form
    2,695,209.10/4,042,813.65 = 1,278,033.10/x
  3. Step 3: Cross multiply
    2,695,209.10x = 4,042,813.65 × 1,278,033.10
  4. Step 4: Simplify right side
    2,695,209.10x = 5,166,849,661,831.82
  5. Step 5: Solve for x
    x = 5,166,849,661,831.82/2,695,209.10
  6. Step 6: Final answer
    x = 1,917,049.65

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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.