Home / 1,099,357.64-1,648,993.32-459,496.11

Finding the Fourth Proportional to 1,099,357.64, 1,648,993.32 and 459,496.11

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Solution

The fourth proportional to 1,099,357.64, 1,648,993.32 and 459,496.11 is: 689,226.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,099,357.64 : 1,648,993.32 = 459,496.11 : x
  2. Step 2: Convert to fraction form
    1,099,357.64/1,648,993.32 = 459,496.11/x
  3. Step 3: Cross multiply
    1,099,357.64x = 1,648,993.32 × 459,496.11
  4. Step 4: Simplify right side
    1,099,357.64x = 757,706,015,955.99
  5. Step 5: Solve for x
    x = 757,706,015,955.99/1,099,357.64
  6. Step 6: Final answer
    x = 689,226.14

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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.