Home / 1,586,876.24-2,380,199.16-521,906

Finding the Fourth Proportional to 1,586,876.24, 2,380,199.16 and 521,906

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Solution

The fourth proportional to 1,586,876.24, 2,380,199.16 and 521,906 is: 782,821.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,586,876.24 : 2,380,199.16 = 521,906 : x
  2. Step 2: Convert to fraction form
    1,586,876.24/2,380,199.16 = 521,906/x
  3. Step 3: Cross multiply
    1,586,876.24x = 2,380,199.16 × 521,906
  4. Step 4: Simplify right side
    1,586,876.24x = 1,242,240,222,798.96
  5. Step 5: Solve for x
    x = 1,242,240,222,798.96/1,586,876.24
  6. Step 6: Final answer
    x = 782,821.11

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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.