Home / 1,275,323.53-1,760,137.81-968,895.67

Finding the Fourth Proportional to 1,275,323.53, 1,760,137.81 and 968,895.67

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Solution

The fourth proportional to 1,275,323.53, 1,760,137.81 and 968,895.67 is: 1,337,221.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,275,323.53 : 1,760,137.81 = 968,895.67 : x
  2. Step 2: Convert to fraction form
    1,275,323.53/1,760,137.81 = 968,895.67/x
  3. Step 3: Cross multiply
    1,275,323.53x = 1,760,137.81 × 968,895.67
  4. Step 4: Simplify right side
    1,275,323.53x = 1,705,389,909,534.87
  5. Step 5: Solve for x
    x = 1,705,389,909,534.87/1,275,323.53
  6. Step 6: Final answer
    x = 1,337,221.39

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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.