Home / 4,921,315.20-7,383,139.20-2,525,529.60

Finding the Fourth Proportional to 4,921,315.20, 7,383,139.20 and 2,525,529.60

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Solution

The fourth proportional to 4,921,315.20, 7,383,139.20 and 2,525,529.60 is: 3,788,892.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,921,315.20 : 7,383,139.20 = 2,525,529.60 : x
  2. Step 2: Convert to fraction form
    4,921,315.20/7,383,139.20 = 2,525,529.60/x
  3. Step 3: Cross multiply
    4,921,315.20x = 7,383,139.20 × 2,525,529.60
  4. Step 4: Simplify right side
    4,921,315.20x = 18,646,336,590,520.32
  5. Step 5: Solve for x
    x = 18,646,336,590,520.32/4,921,315.20
  6. Step 6: Final answer
    x = 3,788,892.98

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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.