Home / 1,967,541.78-2,715,401.34-1,151,696.01

Finding the Fourth Proportional to 1,967,541.78, 2,715,401.34 and 1,151,696.01

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Solution

The fourth proportional to 1,967,541.78, 2,715,401.34 and 1,151,696.01 is: 1,589,453.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,967,541.78 : 2,715,401.34 = 1,151,696.01 : x
  2. Step 2: Convert to fraction form
    1,967,541.78/2,715,401.34 = 1,151,696.01/x
  3. Step 3: Cross multiply
    1,967,541.78x = 2,715,401.34 × 1,151,696.01
  4. Step 4: Simplify right side
    1,967,541.78x = 3,127,316,888,826.65
  5. Step 5: Solve for x
    x = 3,127,316,888,826.65/1,967,541.78
  6. Step 6: Final answer
    x = 1,589,453.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.