Home / 1,135,137.96-1,566,501-625,858.56

Finding the Fourth Proportional to 1,135,137.96, 1,566,501 and 625,858.56

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Solution

The fourth proportional to 1,135,137.96, 1,566,501 and 625,858.56 is: 863,690.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,135,137.96 : 1,566,501 = 625,858.56 : x
  2. Step 2: Convert to fraction form
    1,135,137.96/1,566,501 = 625,858.56/x
  3. Step 3: Cross multiply
    1,135,137.96x = 1,566,501 × 625,858.56
  4. Step 4: Simplify right side
    1,135,137.96x = 980,408,060,098.56
  5. Step 5: Solve for x
    x = 980,408,060,098.56/1,135,137.96
  6. Step 6: Final answer
    x = 863,690.67

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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.