Home / 1,308,236.16-1,962,354.26-409,748.20

Finding the Fourth Proportional to 1,308,236.16, 1,962,354.26 and 409,748.20

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Solution

The fourth proportional to 1,308,236.16, 1,962,354.26 and 409,748.20 is: 614,622.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,308,236.16 : 1,962,354.26 = 409,748.20 : x
  2. Step 2: Convert to fraction form
    1,308,236.16/1,962,354.26 = 409,748.20/x
  3. Step 3: Cross multiply
    1,308,236.16x = 1,962,354.26 × 409,748.20
  4. Step 4: Simplify right side
    1,308,236.16x = 804,071,125,797.33
  5. Step 5: Solve for x
    x = 804,071,125,797.33/1,308,236.16
  6. Step 6: Final answer
    x = 614,622.31

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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.