Home / 1,798,894.20-2,699,378.10-677,767.80

Finding the Fourth Proportional to 1,798,894.20, 2,699,378.10 and 677,767.80

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Solution

The fourth proportional to 1,798,894.20, 2,699,378.10 and 677,767.80 is: 1,017,042.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,798,894.20 : 2,699,378.10 = 677,767.80 : x
  2. Step 2: Convert to fraction form
    1,798,894.20/2,699,378.10 = 677,767.80/x
  3. Step 3: Cross multiply
    1,798,894.20x = 2,699,378.10 × 677,767.80
  4. Step 4: Simplify right side
    1,798,894.20x = 1,829,551,556,205.18
  5. Step 5: Solve for x
    x = 1,829,551,556,205.18/1,798,894.20
  6. Step 6: Final answer
    x = 1,017,042.33

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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.