Home / 1,558,863.72-2,338,363.62-493,984.32

Finding the Fourth Proportional to 1,558,863.72, 2,338,363.62 and 493,984.32

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Solution

The fourth proportional to 1,558,863.72, 2,338,363.62 and 493,984.32 is: 740,998.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,558,863.72 : 2,338,363.62 = 493,984.32 : x
  2. Step 2: Convert to fraction form
    1,558,863.72/2,338,363.62 = 493,984.32/x
  3. Step 3: Cross multiply
    1,558,863.72x = 2,338,363.62 × 493,984.32
  4. Step 4: Simplify right side
    1,558,863.72x = 1,155,114,962,738.44
  5. Step 5: Solve for x
    x = 1,155,114,962,738.44/1,558,863.72
  6. Step 6: Final answer
    x = 740,998.04

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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.