Home / 1,812,440.43-2,716,962.08-613,523.79

Finding the Fourth Proportional to 1,812,440.43, 2,716,962.08 and 613,523.79

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Solution

The fourth proportional to 1,812,440.43, 2,716,962.08 and 613,523.79 is: 919,710.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,812,440.43 : 2,716,962.08 = 613,523.79 : x
  2. Step 2: Convert to fraction form
    1,812,440.43/2,716,962.08 = 613,523.79/x
  3. Step 3: Cross multiply
    1,812,440.43x = 2,716,962.08 × 613,523.79
  4. Step 4: Simplify right side
    1,812,440.43x = 1,666,920,869,540.26
  5. Step 5: Solve for x
    x = 1,666,920,869,540.26/1,812,440.43
  6. Step 6: Final answer
    x = 919,710.71

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.