Home / 1,281,930.59-1,768,992.64-701,039.09

Finding the Fourth Proportional to 1,281,930.59, 1,768,992.64 and 701,039.09

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Solution

The fourth proportional to 1,281,930.59, 1,768,992.64 and 701,039.09 is: 967,394.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,281,930.59 : 1,768,992.64 = 701,039.09 : x
  2. Step 2: Convert to fraction form
    1,281,930.59/1,768,992.64 = 701,039.09/x
  3. Step 3: Cross multiply
    1,281,930.59x = 1,768,992.64 × 701,039.09
  4. Step 4: Simplify right side
    1,281,930.59x = 1,240,132,990,562.30
  5. Step 5: Solve for x
    x = 1,240,132,990,562.30/1,281,930.59
  6. Step 6: Final answer
    x = 967,394.80

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.