Home / 3,315,749.25-4,973,623.59-919,593.84

Finding the Fourth Proportional to 3,315,749.25, 4,973,623.59 and 919,593.84

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Solution

The fourth proportional to 3,315,749.25, 4,973,623.59 and 919,593.84 is: 1,379,390.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,315,749.25 : 4,973,623.59 = 919,593.84 : x
  2. Step 2: Convert to fraction form
    3,315,749.25/4,973,623.59 = 919,593.84/x
  3. Step 3: Cross multiply
    3,315,749.25x = 4,973,623.59 × 919,593.84
  4. Step 4: Simplify right side
    3,315,749.25x = 4,573,713,615,842.69
  5. Step 5: Solve for x
    x = 4,573,713,615,842.69/3,315,749.25
  6. Step 6: Final answer
    x = 1,379,390.68

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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.