Home / 1,964,575-2,947,219.44-811,824.35

Finding the Fourth Proportional to 1,964,575, 2,947,219.44 and 811,824.35

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Solution

The fourth proportional to 1,964,575, 2,947,219.44 and 811,824.35 is: 1,217,884.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,964,575 : 2,947,219.44 = 811,824.35 : x
  2. Step 2: Convert to fraction form
    1,964,575/2,947,219.44 = 811,824.35/x
  3. Step 3: Cross multiply
    1,964,575x = 2,947,219.44 × 811,824.35
  4. Step 4: Simplify right side
    1,964,575x = 2,392,624,491,449.27
  5. Step 5: Solve for x
    x = 2,392,624,491,449.27/1,964,575
  6. Step 6: Final answer
    x = 1,217,884.02

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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.