Home / 3,811,715.45-5,260,258.64-2,069,458.14

Finding the Fourth Proportional to 3,811,715.45, 5,260,258.64 and 2,069,458.14

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Solution

The fourth proportional to 3,811,715.45, 5,260,258.64 and 2,069,458.14 is: 2,855,901.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,811,715.45 : 5,260,258.64 = 2,069,458.14 : x
  2. Step 2: Convert to fraction form
    3,811,715.45/5,260,258.64 = 2,069,458.14/x
  3. Step 3: Cross multiply
    3,811,715.45x = 5,260,258.64 × 2,069,458.14
  4. Step 4: Simplify right side
    3,811,715.45x = 10,885,885,024,404.75
  5. Step 5: Solve for x
    x = 10,885,885,024,404.75/3,811,715.45
  6. Step 6: Final answer
    x = 2,855,901.80

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.