Home / 1,668,790.80-2,503,186.20-546,859.80

Finding the Fourth Proportional to 1,668,790.80, 2,503,186.20 and 546,859.80

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Solution

The fourth proportional to 1,668,790.80, 2,503,186.20 and 546,859.80 is: 820,289.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,668,790.80 : 2,503,186.20 = 546,859.80 : x
  2. Step 2: Convert to fraction form
    1,668,790.80/2,503,186.20 = 546,859.80/x
  3. Step 3: Cross multiply
    1,668,790.80x = 2,503,186.20 × 546,859.80
  4. Step 4: Simplify right side
    1,668,790.80x = 1,368,891,904,694.76
  5. Step 5: Solve for x
    x = 1,368,891,904,694.76/1,668,790.80
  6. Step 6: Final answer
    x = 820,289.70

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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.