Home / 1,301,840.94-1,953,073.22-543,260.42

Finding the Fourth Proportional to 1,301,840.94, 1,953,073.22 and 543,260.42

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Solution

The fourth proportional to 1,301,840.94, 1,953,073.22 and 543,260.42 is: 815,020.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,301,840.94 : 1,953,073.22 = 543,260.42 : x
  2. Step 2: Convert to fraction form
    1,301,840.94/1,953,073.22 = 543,260.42/x
  3. Step 3: Cross multiply
    1,301,840.94x = 1,953,073.22 × 543,260.42
  4. Step 4: Simplify right side
    1,301,840.94x = 1,061,027,372,630.31
  5. Step 5: Solve for x
    x = 1,061,027,372,630.31/1,301,840.94
  6. Step 6: Final answer
    x = 815,020.74

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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.