Home / 2,616,076.16-3,610,227.08-1,438,721.56

Finding the Fourth Proportional to 2,616,076.16, 3,610,227.08 and 1,438,721.56

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Solution

The fourth proportional to 2,616,076.16, 3,610,227.08 and 1,438,721.56 is: 1,985,458.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,616,076.16 : 3,610,227.08 = 1,438,721.56 : x
  2. Step 2: Convert to fraction form
    2,616,076.16/3,610,227.08 = 1,438,721.56/x
  3. Step 3: Cross multiply
    2,616,076.16x = 3,610,227.08 × 1,438,721.56
  4. Step 4: Simplify right side
    2,616,076.16x = 5,194,111,536,491.85
  5. Step 5: Solve for x
    x = 5,194,111,536,491.85/2,616,076.16
  6. Step 6: Final answer
    x = 1,985,458.84

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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.