Home / 2,617,521.64-3,926,331.65-820,365.37

Finding the Fourth Proportional to 2,617,521.64, 3,926,331.65 and 820,365.37

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Solution

The fourth proportional to 2,617,521.64, 3,926,331.65 and 820,365.37 is: 1,230,563.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,617,521.64 : 3,926,331.65 = 820,365.37 : x
  2. Step 2: Convert to fraction form
    2,617,521.64/3,926,331.65 = 820,365.37/x
  3. Step 3: Cross multiply
    2,617,521.64x = 3,926,331.65 × 820,365.37
  4. Step 4: Simplify right side
    2,617,521.64x = 3,221,026,512,693.13
  5. Step 5: Solve for x
    x = 3,221,026,512,693.13/2,617,521.64
  6. Step 6: Final answer
    x = 1,230,563.47

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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.