Home / 3,315,756.25-4,973,634.09-919,600.84

Finding the Fourth Proportional to 3,315,756.25, 4,973,634.09 and 919,600.84

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Solution

The fourth proportional to 3,315,756.25, 4,973,634.09 and 919,600.84 is: 1,379,401.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,315,756.25 : 4,973,634.09 = 919,600.84 : x
  2. Step 2: Convert to fraction form
    3,315,756.25/4,973,634.09 = 919,600.84/x
  3. Step 3: Cross multiply
    3,315,756.25x = 4,973,634.09 × 919,600.84
  4. Step 4: Simplify right side
    3,315,756.25x = 4,573,758,087,016.64
  5. Step 5: Solve for x
    x = 4,573,758,087,016.64/3,315,756.25
  6. Step 6: Final answer
    x = 1,379,401.18

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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.