Home / 1,904,560.92-2,628,286.65-1,045,135.53

Finding the Fourth Proportional to 1,904,560.92, 2,628,286.65 and 1,045,135.53

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Solution

The fourth proportional to 1,904,560.92, 2,628,286.65 and 1,045,135.53 is: 1,442,282.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,904,560.92 : 2,628,286.65 = 1,045,135.53 : x
  2. Step 2: Convert to fraction form
    1,904,560.92/2,628,286.65 = 1,045,135.53/x
  3. Step 3: Cross multiply
    1,904,560.92x = 2,628,286.65 × 1,045,135.53
  4. Step 4: Simplify right side
    1,904,560.92x = 2,746,915,760,939.67
  5. Step 5: Solve for x
    x = 2,746,915,760,939.67/1,904,560.92
  6. Step 6: Final answer
    x = 1,442,282.96

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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.