Home / 1,137,892.56-1,570,230.96-654,380.88

Finding the Fourth Proportional to 1,137,892.56, 1,570,230.96 and 654,380.88

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Solution

The fourth proportional to 1,137,892.56, 1,570,230.96 and 654,380.88 is: 903,010.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,137,892.56 : 1,570,230.96 = 654,380.88 : x
  2. Step 2: Convert to fraction form
    1,137,892.56/1,570,230.96 = 654,380.88/x
  3. Step 3: Cross multiply
    1,137,892.56x = 1,570,230.96 × 654,380.88
  4. Step 4: Simplify right side
    1,137,892.56x = 1,027,529,117,408.04
  5. Step 5: Solve for x
    x = 1,027,529,117,408.04/1,137,892.56
  6. Step 6: Final answer
    x = 903,010.67

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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.