Home / 3,315,750.21-4,973,625-919,594.80

Finding the Fourth Proportional to 3,315,750.21, 4,973,625 and 919,594.80

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Solution

The fourth proportional to 3,315,750.21, 4,973,625 and 919,594.80 is: 1,379,392.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,315,750.21 : 4,973,625 = 919,594.80 : x
  2. Step 2: Convert to fraction form
    3,315,750.21/4,973,625 = 919,594.80/x
  3. Step 3: Cross multiply
    3,315,750.21x = 4,973,625 × 919,594.80
  4. Step 4: Simplify right side
    3,315,750.21x = 4,573,719,687,150
  5. Step 5: Solve for x
    x = 4,573,719,687,150/3,315,750.21
  6. Step 6: Final answer
    x = 1,379,392.11

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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.