Home / 3,937,176.60-5,905,764.90-945,360.60

Finding the Fourth Proportional to 3,937,176.60, 5,905,764.90 and 945,360.60

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Solution

The fourth proportional to 3,937,176.60, 5,905,764.90 and 945,360.60 is: 1,418,040.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,937,176.60 : 5,905,764.90 = 945,360.60 : x
  2. Step 2: Convert to fraction form
    3,937,176.60/5,905,764.90 = 945,360.60/x
  3. Step 3: Cross multiply
    3,937,176.60x = 5,905,764.90 × 945,360.60
  4. Step 4: Simplify right side
    3,937,176.60x = 5,583,077,449,322.94
  5. Step 5: Solve for x
    x = 5,583,077,449,322.94/3,937,176.60
  6. Step 6: Final answer
    x = 1,418,040.90

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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.