Home / 1,807,842.72-2,494,816.08-992,059.92

Finding the Fourth Proportional to 1,807,842.72, 2,494,816.08 and 992,059.92

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Solution

The fourth proportional to 1,807,842.72, 2,494,816.08 and 992,059.92 is: 1,369,038.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,807,842.72 : 2,494,816.08 = 992,059.92 : x
  2. Step 2: Convert to fraction form
    1,807,842.72/2,494,816.08 = 992,059.92/x
  3. Step 3: Cross multiply
    1,807,842.72x = 2,494,816.08 × 992,059.92
  4. Step 4: Simplify right side
    1,807,842.72x = 2,475,007,040,739.51
  5. Step 5: Solve for x
    x = 2,475,007,040,739.51/1,807,842.72
  6. Step 6: Final answer
    x = 1,369,038.92

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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.