Home / 1,940,481.60-2,911,240.80-1,731,566.40

Finding the Fourth Proportional to 1,940,481.60, 2,911,240.80 and 1,731,566.40

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Solution

The fourth proportional to 1,940,481.60, 2,911,240.80 and 1,731,566.40 is: 2,597,812.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,940,481.60 : 2,911,240.80 = 1,731,566.40 : x
  2. Step 2: Convert to fraction form
    1,940,481.60/2,911,240.80 = 1,731,566.40/x
  3. Step 3: Cross multiply
    1,940,481.60x = 2,911,240.80 × 1,731,566.40
  4. Step 4: Simplify right side
    1,940,481.60x = 5,041,006,751,589.12
  5. Step 5: Solve for x
    x = 5,041,006,751,589.12/1,940,481.60
  6. Step 6: Final answer
    x = 2,597,812.19

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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.