Home / 1,180,393.24-1,628,895.52-697,114.12

Finding the Fourth Proportional to 1,180,393.24, 1,628,895.52 and 697,114.12

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Solution

The fourth proportional to 1,180,393.24, 1,628,895.52 and 697,114.12 is: 961,989.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,180,393.24 : 1,628,895.52 = 697,114.12 : x
  2. Step 2: Convert to fraction form
    1,180,393.24/1,628,895.52 = 697,114.12/x
  3. Step 3: Cross multiply
    1,180,393.24x = 1,628,895.52 × 697,114.12
  4. Step 4: Simplify right side
    1,180,393.24x = 1,135,526,066,996.74
  5. Step 5: Solve for x
    x = 1,135,526,066,996.74/1,180,393.24
  6. Step 6: Final answer
    x = 961,989.64

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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.