Home / 1,821,270.94-2,513,357.09-1,005,475.94

Finding the Fourth Proportional to 1,821,270.94, 2,513,357.09 and 1,005,475.94

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Solution

The fourth proportional to 1,821,270.94, 2,513,357.09 and 1,005,475.94 is: 1,387,558.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,821,270.94 : 2,513,357.09 = 1,005,475.94 : x
  2. Step 2: Convert to fraction form
    1,821,270.94/2,513,357.09 = 1,005,475.94/x
  3. Step 3: Cross multiply
    1,821,270.94x = 2,513,357.09 × 1,005,475.94
  4. Step 4: Simplify right side
    1,821,270.94x = 2,527,120,073,276.69
  5. Step 5: Solve for x
    x = 2,527,120,073,276.69/1,821,270.94
  6. Step 6: Final answer
    x = 1,387,558.55

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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.