Home / 1,581,592.54-2,182,608.06-856,440.28

Finding the Fourth Proportional to 1,581,592.54, 2,182,608.06 and 856,440.28

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Solution

The fourth proportional to 1,581,592.54, 2,182,608.06 and 856,440.28 is: 1,181,893.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,581,592.54 : 2,182,608.06 = 856,440.28 : x
  2. Step 2: Convert to fraction form
    1,581,592.54/2,182,608.06 = 856,440.28/x
  3. Step 3: Cross multiply
    1,581,592.54x = 2,182,608.06 × 856,440.28
  4. Step 4: Simplify right side
    1,581,592.54x = 1,869,273,458,036.66
  5. Step 5: Solve for x
    x = 1,869,273,458,036.66/1,581,592.54
  6. Step 6: Final answer
    x = 1,181,893.19

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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.