Home / 1,456,704.78-2,180,822.22-847,636.85

Finding the Fourth Proportional to 1,456,704.78, 2,180,822.22 and 847,636.85

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Solution

The fourth proportional to 1,456,704.78, 2,180,822.22 and 847,636.85 is: 1,268,991.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,456,704.78 : 2,180,822.22 = 847,636.85 : x
  2. Step 2: Convert to fraction form
    1,456,704.78/2,180,822.22 = 847,636.85/x
  3. Step 3: Cross multiply
    1,456,704.78x = 2,180,822.22 × 847,636.85
  4. Step 4: Simplify right side
    1,456,704.78x = 1,848,545,273,637.84
  5. Step 5: Solve for x
    x = 1,848,545,273,637.84/1,456,704.78
  6. Step 6: Final answer
    x = 1,268,991.01

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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.