Home / 1,518,172.12-2,095,085.82-829,844.92

Finding the Fourth Proportional to 1,518,172.12, 2,095,085.82 and 829,844.92

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Solution

The fourth proportional to 1,518,172.12, 2,095,085.82 and 829,844.92 is: 1,145,190.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,518,172.12 : 2,095,085.82 = 829,844.92 : x
  2. Step 2: Convert to fraction form
    1,518,172.12/2,095,085.82 = 829,844.92/x
  3. Step 3: Cross multiply
    1,518,172.12x = 2,095,085.82 × 829,844.92
  4. Step 4: Simplify right side
    1,518,172.12x = 1,738,596,324,691.03
  5. Step 5: Solve for x
    x = 1,738,596,324,691.03/1,518,172.12
  6. Step 6: Final answer
    x = 1,145,190.52

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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.