Home / 1,118,584.87-1,678,096.61-444,540.53

Finding the Fourth Proportional to 1,118,584.87, 1,678,096.61 and 444,540.53

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Solution

The fourth proportional to 1,118,584.87, 1,678,096.61 and 444,540.53 is: 666,897.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,118,584.87 : 1,678,096.61 = 444,540.53 : x
  2. Step 2: Convert to fraction form
    1,118,584.87/1,678,096.61 = 444,540.53/x
  3. Step 3: Cross multiply
    1,118,584.87x = 1,678,096.61 × 444,540.53
  4. Step 4: Simplify right side
    1,118,584.87x = 745,981,956,400.60
  5. Step 5: Solve for x
    x = 745,981,956,400.60/1,118,584.87
  6. Step 6: Final answer
    x = 666,897.95

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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.