Home / 1,018,441-1,527,998.46-545,020.84

Finding the Fourth Proportional to 1,018,441, 1,527,998.46 and 545,020.84

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Solution

The fourth proportional to 1,018,441, 1,527,998.46 and 545,020.84 is: 817,711.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,018,441 : 1,527,998.46 = 545,020.84 : x
  2. Step 2: Convert to fraction form
    1,018,441/1,527,998.46 = 545,020.84/x
  3. Step 3: Cross multiply
    1,018,441x = 1,527,998.46 × 545,020.84
  4. Step 4: Simplify right side
    1,018,441x = 832,791,004,187.91
  5. Step 5: Solve for x
    x = 832,791,004,187.91/1,018,441
  6. Step 6: Final answer
    x = 817,711.58

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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.