Home / 1,721,491.54-2,582,381.86-523,424.28

Finding the Fourth Proportional to 1,721,491.54, 2,582,381.86 and 523,424.28

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Solution

The fourth proportional to 1,721,491.54, 2,582,381.86 and 523,424.28 is: 785,180.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,721,491.54 : 2,582,381.86 = 523,424.28 : x
  2. Step 2: Convert to fraction form
    1,721,491.54/2,582,381.86 = 523,424.28/x
  3. Step 3: Cross multiply
    1,721,491.54x = 2,582,381.86 × 523,424.28
  4. Step 4: Simplify right side
    1,721,491.54x = 1,351,681,365,755.56
  5. Step 5: Solve for x
    x = 1,351,681,365,755.56/1,721,491.54
  6. Step 6: Final answer
    x = 785,180.37

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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.