Home / 3,158,735.11-4,359,055.13-1,782,370.96

Finding the Fourth Proportional to 3,158,735.11, 4,359,055.13 and 1,782,370.96

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Solution

The fourth proportional to 3,158,735.11, 4,359,055.13 and 1,782,370.96 is: 2,459,672.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,158,735.11 : 4,359,055.13 = 1,782,370.96 : x
  2. Step 2: Convert to fraction form
    3,158,735.11/4,359,055.13 = 1,782,370.96/x
  3. Step 3: Cross multiply
    3,158,735.11x = 4,359,055.13 × 1,782,370.96
  4. Step 4: Simplify right side
    3,158,735.11x = 7,769,453,263,625.42
  5. Step 5: Solve for x
    x = 7,769,453,263,625.42/3,158,735.11
  6. Step 6: Final answer
    x = 2,459,672.31

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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.