Home / 1,888,313.70-2,833,651.53-766,382.70

Finding the Fourth Proportional to 1,888,313.70, 2,833,651.53 and 766,382.70

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Solution

The fourth proportional to 1,888,313.70, 2,833,651.53 and 766,382.70 is: 1,150,053.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,888,313.70 : 2,833,651.53 = 766,382.70 : x
  2. Step 2: Convert to fraction form
    1,888,313.70/2,833,651.53 = 766,382.70/x
  3. Step 3: Cross multiply
    1,888,313.70x = 2,833,651.53 × 766,382.70
  4. Step 4: Simplify right side
    1,888,313.70x = 2,171,661,510,420.53
  5. Step 5: Solve for x
    x = 2,171,661,510,420.53/1,888,313.70
  6. Step 6: Final answer
    x = 1,150,053.36

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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.