Home / 1,888,313.72-2,833,651.56-766,382.72

Finding the Fourth Proportional to 1,888,313.72, 2,833,651.56 and 766,382.72

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Solution

The fourth proportional to 1,888,313.72, 2,833,651.56 and 766,382.72 is: 1,150,053.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,888,313.72 : 2,833,651.56 = 766,382.72 : x
  2. Step 2: Convert to fraction form
    1,888,313.72/2,833,651.56 = 766,382.72/x
  3. Step 3: Cross multiply
    1,888,313.72x = 2,833,651.56 × 766,382.72
  4. Step 4: Simplify right side
    1,888,313.72x = 2,171,661,590,085.04
  5. Step 5: Solve for x
    x = 2,171,661,590,085.04/1,888,313.72
  6. Step 6: Final answer
    x = 1,150,053.39

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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.