Home / 1,015,998.32-1,524,911.15-543,087.92

Finding the Fourth Proportional to 1,015,998.32, 1,524,911.15 and 543,087.92

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Solution

The fourth proportional to 1,015,998.32, 1,524,911.15 and 543,087.92 is: 815,120.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,015,998.32 : 1,524,911.15 = 543,087.92 : x
  2. Step 2: Convert to fraction form
    1,015,998.32/1,524,911.15 = 543,087.92/x
  3. Step 3: Cross multiply
    1,015,998.32x = 1,524,911.15 × 543,087.92
  4. Step 4: Simplify right side
    1,015,998.32x = 828,160,829,808.31
  5. Step 5: Solve for x
    x = 828,160,829,808.31/1,015,998.32
  6. Step 6: Final answer
    x = 815,120.27

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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.