Home / 2,311,280.40-3,465,538.20-1,191,536.40

Finding the Fourth Proportional to 2,311,280.40, 3,465,538.20 and 1,191,536.40

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Solution

The fourth proportional to 2,311,280.40, 3,465,538.20 and 1,191,536.40 is: 1,786,591.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,311,280.40 : 3,465,538.20 = 1,191,536.40 : x
  2. Step 2: Convert to fraction form
    2,311,280.40/3,465,538.20 = 1,191,536.40/x
  3. Step 3: Cross multiply
    2,311,280.40x = 3,465,538.20 × 1,191,536.40
  4. Step 4: Simplify right side
    2,311,280.40x = 4,129,314,910,890.48
  5. Step 5: Solve for x
    x = 4,129,314,910,890.48/2,311,280.40
  6. Step 6: Final answer
    x = 1,786,591.93

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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.