Home / 1,782,112.41-2,666,782.82-1,543,050.81

Finding the Fourth Proportional to 1,782,112.41, 2,666,782.82 and 1,543,050.81

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Solution

The fourth proportional to 1,782,112.41, 2,666,782.82 and 1,543,050.81 is: 2,309,047.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,782,112.41 : 2,666,782.82 = 1,543,050.81 : x
  2. Step 2: Convert to fraction form
    1,782,112.41/2,666,782.82 = 1,543,050.81/x
  3. Step 3: Cross multiply
    1,782,112.41x = 2,666,782.82 × 1,543,050.81
  4. Step 4: Simplify right side
    1,782,112.41x = 4,114,981,382,779.83
  5. Step 5: Solve for x
    x = 4,114,981,382,779.83/1,782,112.41
  6. Step 6: Final answer
    x = 2,309,047.04

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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.