Home / 1,089,574.14-1,503,206.17-681,520.94

Finding the Fourth Proportional to 1,089,574.14, 1,503,206.17 and 681,520.94

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Solution

The fourth proportional to 1,089,574.14, 1,503,206.17 and 681,520.94 is: 940,244.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,089,574.14 : 1,503,206.17 = 681,520.94 : x
  2. Step 2: Convert to fraction form
    1,089,574.14/1,503,206.17 = 681,520.94/x
  3. Step 3: Cross multiply
    1,089,574.14x = 1,503,206.17 × 681,520.94
  4. Step 4: Simplify right side
    1,089,574.14x = 1,024,466,478,584.60
  5. Step 5: Solve for x
    x = 1,024,466,478,584.60/1,089,574.14
  6. Step 6: Final answer
    x = 940,244.86

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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.