Home / 1,403,979.55-1,937,491.41-792,126.80

Finding the Fourth Proportional to 1,403,979.55, 1,937,491.41 and 792,126.80

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Solution

The fourth proportional to 1,403,979.55, 1,937,491.41 and 792,126.80 is: 1,093,134.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,403,979.55 : 1,937,491.41 = 792,126.80 : x
  2. Step 2: Convert to fraction form
    1,403,979.55/1,937,491.41 = 792,126.80/x
  3. Step 3: Cross multiply
    1,403,979.55x = 1,937,491.41 × 792,126.80
  4. Step 4: Simplify right side
    1,403,979.55x = 1,534,738,870,630.79
  5. Step 5: Solve for x
    x = 1,534,738,870,630.79/1,403,979.55
  6. Step 6: Final answer
    x = 1,093,134.78

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.