Home / 4,221,855.60-6,330,787.56-1,525,657.20

Finding the Fourth Proportional to 4,221,855.60, 6,330,787.56 and 1,525,657.20

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Solution

The fourth proportional to 4,221,855.60, 6,330,787.56 and 1,525,657.20 is: 2,287,764.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,221,855.60 : 6,330,787.56 = 1,525,657.20 : x
  2. Step 2: Convert to fraction form
    4,221,855.60/6,330,787.56 = 1,525,657.20/x
  3. Step 3: Cross multiply
    4,221,855.60x = 6,330,787.56 × 1,525,657.20
  4. Step 4: Simplify right side
    4,221,855.60x = 9,658,611,622,584.43
  5. Step 5: Solve for x
    x = 9,658,611,622,584.43/4,221,855.60
  6. Step 6: Final answer
    x = 2,287,764.56

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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.