Home / 1,825,590.96-2,519,219.88-1,009,781.64

Finding the Fourth Proportional to 1,825,590.96, 2,519,219.88 and 1,009,781.64

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Solution

The fourth proportional to 1,825,590.96, 2,519,219.88 and 1,009,781.64 is: 1,393,445.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,825,590.96 : 2,519,219.88 = 1,009,781.64 : x
  2. Step 2: Convert to fraction form
    1,825,590.96/2,519,219.88 = 1,009,781.64/x
  3. Step 3: Cross multiply
    1,825,590.96x = 2,519,219.88 × 1,009,781.64
  4. Step 4: Simplify right side
    1,825,590.96x = 2,543,861,981,947.00
  5. Step 5: Solve for x
    x = 2,543,861,981,947.00/1,825,590.96
  6. Step 6: Final answer
    x = 1,393,445.76

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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.