Home / 1,200,403.20-1,796,668.20-932,714.40

Finding the Fourth Proportional to 1,200,403.20, 1,796,668.20 and 932,714.40

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Solution

The fourth proportional to 1,200,403.20, 1,796,668.20 and 932,714.40 is: 1,396,012.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,200,403.20 : 1,796,668.20 = 932,714.40 : x
  2. Step 2: Convert to fraction form
    1,200,403.20/1,796,668.20 = 932,714.40/x
  3. Step 3: Cross multiply
    1,200,403.20x = 1,796,668.20 × 932,714.40
  4. Step 4: Simplify right side
    1,200,403.20x = 1,675,778,302,162.08
  5. Step 5: Solve for x
    x = 1,675,778,302,162.08/1,200,403.20
  6. Step 6: Final answer
    x = 1,396,012.86

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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.