Home / 1,717,002.80-2,575,504.20-1,086,628.40

Finding the Fourth Proportional to 1,717,002.80, 2,575,504.20 and 1,086,628.40

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Solution

The fourth proportional to 1,717,002.80, 2,575,504.20 and 1,086,628.40 is: 1,629,942.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,717,002.80 : 2,575,504.20 = 1,086,628.40 : x
  2. Step 2: Convert to fraction form
    1,717,002.80/2,575,504.20 = 1,086,628.40/x
  3. Step 3: Cross multiply
    1,717,002.80x = 2,575,504.20 × 1,086,628.40
  4. Step 4: Simplify right side
    1,717,002.80x = 2,798,616,008,039.28
  5. Step 5: Solve for x
    x = 2,798,616,008,039.28/1,717,002.80
  6. Step 6: Final answer
    x = 1,629,942.60

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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.