Home / 1,180,857.80-1,768,662.30-913,752.20

Finding the Fourth Proportional to 1,180,857.80, 1,768,662.30 and 913,752.20

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Solution

The fourth proportional to 1,180,857.80, 1,768,662.30 and 913,752.20 is: 1,368,597.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,180,857.80 : 1,768,662.30 = 913,752.20 : x
  2. Step 2: Convert to fraction form
    1,180,857.80/1,768,662.30 = 913,752.20/x
  3. Step 3: Cross multiply
    1,180,857.80x = 1,768,662.30 × 913,752.20
  4. Step 4: Simplify right side
    1,180,857.80x = 1,616,119,067,682.06
  5. Step 5: Solve for x
    x = 1,616,119,067,682.06/1,180,857.80
  6. Step 6: Final answer
    x = 1,368,597.53

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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.