Home / 1,358,262.90-1,874,391.84-738,062.64

Finding the Fourth Proportional to 1,358,262.90, 1,874,391.84 and 738,062.64

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Solution

The fourth proportional to 1,358,262.90, 1,874,391.84 and 738,062.64 is: 1,018,520.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,358,262.90 : 1,874,391.84 = 738,062.64 : x
  2. Step 2: Convert to fraction form
    1,358,262.90/1,874,391.84 = 738,062.64/x
  3. Step 3: Cross multiply
    1,358,262.90x = 1,874,391.84 × 738,062.64
  4. Step 4: Simplify right side
    1,358,262.90x = 1,383,418,589,824.86
  5. Step 5: Solve for x
    x = 1,383,418,589,824.86/1,358,262.90
  6. Step 6: Final answer
    x = 1,018,520.49

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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.