Home / 1,041,316.38-1,561,974.57-543,652.38

Finding the Fourth Proportional to 1,041,316.38, 1,561,974.57 and 543,652.38

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Solution

The fourth proportional to 1,041,316.38, 1,561,974.57 and 543,652.38 is: 815,478.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,041,316.38 : 1,561,974.57 = 543,652.38 : x
  2. Step 2: Convert to fraction form
    1,041,316.38/1,561,974.57 = 543,652.38/x
  3. Step 3: Cross multiply
    1,041,316.38x = 1,561,974.57 × 543,652.38
  4. Step 4: Simplify right side
    1,041,316.38x = 849,171,192,479.98
  5. Step 5: Solve for x
    x = 849,171,192,479.98/1,041,316.38
  6. Step 6: Final answer
    x = 815,478.57

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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.