Home / 1,178,780.13-1,768,182.54-943,617.69

Finding the Fourth Proportional to 1,178,780.13, 1,768,182.54 and 943,617.69

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Solution

The fourth proportional to 1,178,780.13, 1,768,182.54 and 943,617.69 is: 1,415,436.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,178,780.13 : 1,768,182.54 = 943,617.69 : x
  2. Step 2: Convert to fraction form
    1,178,780.13/1,768,182.54 = 943,617.69/x
  3. Step 3: Cross multiply
    1,178,780.13x = 1,768,182.54 × 943,617.69
  4. Step 4: Simplify right side
    1,178,780.13x = 1,668,488,323,893.13
  5. Step 5: Solve for x
    x = 1,668,488,323,893.13/1,178,780.13
  6. Step 6: Final answer
    x = 1,415,436.42

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.