Home / 3,315,748.71-4,973,622.75-919,593.30

Finding the Fourth Proportional to 3,315,748.71, 4,973,622.75 and 919,593.30

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Solution

The fourth proportional to 3,315,748.71, 4,973,622.75 and 919,593.30 is: 1,379,389.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,315,748.71 : 4,973,622.75 = 919,593.30 : x
  2. Step 2: Convert to fraction form
    3,315,748.71/4,973,622.75 = 919,593.30/x
  3. Step 3: Cross multiply
    3,315,748.71x = 4,973,622.75 × 919,593.30
  4. Step 4: Simplify right side
    3,315,748.71x = 4,573,710,157,627.58
  5. Step 5: Solve for x
    x = 4,573,710,157,627.58/3,315,748.71
  6. Step 6: Final answer
    x = 1,379,389.86

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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.