Home / 1,170,151.20-1,751,727.60-696,592.80

Finding the Fourth Proportional to 1,170,151.20, 1,751,727.60 and 696,592.80

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Solution

The fourth proportional to 1,170,151.20, 1,751,727.60 and 696,592.80 is: 1,042,806.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,170,151.20 : 1,751,727.60 = 696,592.80 : x
  2. Step 2: Convert to fraction form
    1,170,151.20/1,751,727.60 = 696,592.80/x
  3. Step 3: Cross multiply
    1,170,151.20x = 1,751,727.60 × 696,592.80
  4. Step 4: Simplify right side
    1,170,151.20x = 1,220,240,833,721.28
  5. Step 5: Solve for x
    x = 1,220,240,833,721.28/1,170,151.20
  6. Step 6: Final answer
    x = 1,042,806.12

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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.