Home / 2,963,890.28-4,090,188.48-1,605,763.28

Finding the Fourth Proportional to 2,963,890.28, 4,090,188.48 and 1,605,763.28

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Solution

The fourth proportional to 2,963,890.28, 4,090,188.48 and 1,605,763.28 is: 2,215,964.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,963,890.28 : 4,090,188.48 = 1,605,763.28 : x
  2. Step 2: Convert to fraction form
    2,963,890.28/4,090,188.48 = 1,605,763.28/x
  3. Step 3: Cross multiply
    2,963,890.28x = 4,090,188.48 × 1,605,763.28
  4. Step 4: Simplify right side
    2,963,890.28x = 6,567,874,469,463.02
  5. Step 5: Solve for x
    x = 6,567,874,469,463.02/2,963,890.28
  6. Step 6: Final answer
    x = 2,215,964.10

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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.