Home / 3,315,744.57-4,973,616.56-919,589.18

Finding the Fourth Proportional to 3,315,744.57, 4,973,616.56 and 919,589.18

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Solution

The fourth proportional to 3,315,744.57, 4,973,616.56 and 919,589.18 is: 1,379,383.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,315,744.57 : 4,973,616.56 = 919,589.18 : x
  2. Step 2: Convert to fraction form
    3,315,744.57/4,973,616.56 = 919,589.18/x
  3. Step 3: Cross multiply
    3,315,744.57x = 4,973,616.56 × 919,589.18
  4. Step 4: Simplify right side
    3,315,744.57x = 4,573,683,951,475.71
  5. Step 5: Solve for x
    x = 4,573,683,951,475.71/3,315,744.57
  6. Step 6: Final answer
    x = 1,379,383.68

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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.