Home / 3,315,744.20-4,973,616.02-919,588.79

Finding the Fourth Proportional to 3,315,744.20, 4,973,616.02 and 919,588.79

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Solution

The fourth proportional to 3,315,744.20, 4,973,616.02 and 919,588.79 is: 1,379,383.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,315,744.20 : 4,973,616.02 = 919,588.79 : x
  2. Step 2: Convert to fraction form
    3,315,744.20/4,973,616.02 = 919,588.79/x
  3. Step 3: Cross multiply
    3,315,744.20x = 4,973,616.02 × 919,588.79
  4. Step 4: Simplify right side
    3,315,744.20x = 4,573,681,508,290.39
  5. Step 5: Solve for x
    x = 4,573,681,508,290.39/3,315,744.20
  6. Step 6: Final answer
    x = 1,379,383.10

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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.