Home / 4,205,519.28-6,308,803.68-1,646,403.72

Finding the Fourth Proportional to 4,205,519.28, 6,308,803.68 and 1,646,403.72

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Solution

The fourth proportional to 4,205,519.28, 6,308,803.68 and 1,646,403.72 is: 2,469,811.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,205,519.28 : 6,308,803.68 = 1,646,403.72 : x
  2. Step 2: Convert to fraction form
    4,205,519.28/6,308,803.68 = 1,646,403.72/x
  3. Step 3: Cross multiply
    4,205,519.28x = 6,308,803.68 × 1,646,403.72
  4. Step 4: Simplify right side
    4,205,519.28x = 10,386,837,847,501.69
  5. Step 5: Solve for x
    x = 10,386,837,847,501.69/4,205,519.28
  6. Step 6: Final answer
    x = 2,469,811.02

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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.