Home / 1,807,908.48-2,494,960.64-992,147.84

Finding the Fourth Proportional to 1,807,908.48, 2,494,960.64 and 992,147.84

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Solution

The fourth proportional to 1,807,908.48, 2,494,960.64 and 992,147.84 is: 1,369,189.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,807,908.48 : 2,494,960.64 = 992,147.84 : x
  2. Step 2: Convert to fraction form
    1,807,908.48/2,494,960.64 = 992,147.84/x
  3. Step 3: Cross multiply
    1,807,908.48x = 2,494,960.64 × 992,147.84
  4. Step 4: Simplify right side
    1,807,908.48x = 2,475,369,809,861.02
  5. Step 5: Solve for x
    x = 2,475,369,809,861.02/1,807,908.48
  6. Step 6: Final answer
    x = 1,369,189.78

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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.