Home / 1,745,128.56-2,617,693.60-547,144.26

Finding the Fourth Proportional to 1,745,128.56, 2,617,693.60 and 547,144.26

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Solution

The fourth proportional to 1,745,128.56, 2,617,693.60 and 547,144.26 is: 820,716.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,745,128.56 : 2,617,693.60 = 547,144.26 : x
  2. Step 2: Convert to fraction form
    1,745,128.56/2,617,693.60 = 547,144.26/x
  3. Step 3: Cross multiply
    1,745,128.56x = 2,617,693.60 × 547,144.26
  4. Step 4: Simplify right side
    1,745,128.56x = 1,432,256,027,678.74
  5. Step 5: Solve for x
    x = 1,432,256,027,678.74/1,745,128.56
  6. Step 6: Final answer
    x = 820,716.63

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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.