Home / 1,056,188.56-1,457,540.62-572,753.58

Finding the Fourth Proportional to 1,056,188.56, 1,457,540.62 and 572,753.58

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Solution

The fourth proportional to 1,056,188.56, 1,457,540.62 and 572,753.58 is: 790,400.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,056,188.56 : 1,457,540.62 = 572,753.58 : x
  2. Step 2: Convert to fraction form
    1,056,188.56/1,457,540.62 = 572,753.58/x
  3. Step 3: Cross multiply
    1,056,188.56x = 1,457,540.62 × 572,753.58
  4. Step 4: Simplify right side
    1,056,188.56x = 834,811,608,100.42
  5. Step 5: Solve for x
    x = 834,811,608,100.42/1,056,188.56
  6. Step 6: Final answer
    x = 790,400.16

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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.