Home / 2,646,992.91-3,970,490.10-652,448.91

Finding the Fourth Proportional to 2,646,992.91, 3,970,490.10 and 652,448.91

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Solution

The fourth proportional to 2,646,992.91, 3,970,490.10 and 652,448.91 is: 978,673.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,646,992.91 : 3,970,490.10 = 652,448.91 : x
  2. Step 2: Convert to fraction form
    2,646,992.91/3,970,490.10 = 652,448.91/x
  3. Step 3: Cross multiply
    2,646,992.91x = 3,970,490.10 × 652,448.91
  4. Step 4: Simplify right side
    2,646,992.91x = 2,590,541,937,910.79
  5. Step 5: Solve for x
    x = 2,590,541,937,910.79/2,646,992.91
  6. Step 6: Final answer
    x = 978,673.55

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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.