Home / 1,980,367.72-2,970,708.54-560,432.68

Finding the Fourth Proportional to 1,980,367.72, 2,970,708.54 and 560,432.68

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Solution

The fourth proportional to 1,980,367.72, 2,970,708.54 and 560,432.68 is: 840,693.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,980,367.72 : 2,970,708.54 = 560,432.68 : x
  2. Step 2: Convert to fraction form
    1,980,367.72/2,970,708.54 = 560,432.68/x
  3. Step 3: Cross multiply
    1,980,367.72x = 2,970,708.54 × 560,432.68
  4. Step 4: Simplify right side
    1,980,367.72x = 1,664,882,148,571.09
  5. Step 5: Solve for x
    x = 1,664,882,148,571.09/1,980,367.72
  6. Step 6: Final answer
    x = 840,693.44

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.