Home / 1,541,036.40-2,311,561.80-543,764.40

Finding the Fourth Proportional to 1,541,036.40, 2,311,561.80 and 543,764.40

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Solution

The fourth proportional to 1,541,036.40, 2,311,561.80 and 543,764.40 is: 815,649.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,541,036.40 : 2,311,561.80 = 543,764.40 : x
  2. Step 2: Convert to fraction form
    1,541,036.40/2,311,561.80 = 543,764.40/x
  3. Step 3: Cross multiply
    1,541,036.40x = 2,311,561.80 × 543,764.40
  4. Step 4: Simplify right side
    1,541,036.40x = 1,256,945,015,239.92
  5. Step 5: Solve for x
    x = 1,256,945,015,239.92/1,541,036.40
  6. Step 6: Final answer
    x = 815,649.14

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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.