Home / 4,681,427.58-7,022,384.37-1,486,803.78

Finding the Fourth Proportional to 4,681,427.58, 7,022,384.37 and 1,486,803.78

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Solution

The fourth proportional to 4,681,427.58, 7,022,384.37 and 1,486,803.78 is: 2,230,282.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,681,427.58 : 7,022,384.37 = 1,486,803.78 : x
  2. Step 2: Convert to fraction form
    4,681,427.58/7,022,384.37 = 1,486,803.78/x
  3. Step 3: Cross multiply
    4,681,427.58x = 7,022,384.37 × 1,486,803.78
  4. Step 4: Simplify right side
    4,681,427.58x = 10,440,907,625,928.92
  5. Step 5: Solve for x
    x = 10,440,907,625,928.92/4,681,427.58
  6. Step 6: Final answer
    x = 2,230,282.85

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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.