Home / 1,452,284.70-2,004,178.64-807,705.18

Finding the Fourth Proportional to 1,452,284.70, 2,004,178.64 and 807,705.18

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Solution

The fourth proportional to 1,452,284.70, 2,004,178.64 and 807,705.18 is: 1,114,647.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,452,284.70 : 2,004,178.64 = 807,705.18 : x
  2. Step 2: Convert to fraction form
    1,452,284.70/2,004,178.64 = 807,705.18/x
  3. Step 3: Cross multiply
    1,452,284.70x = 2,004,178.64 × 807,705.18
  4. Step 4: Simplify right side
    1,452,284.70x = 1,618,785,469,173.36
  5. Step 5: Solve for x
    x = 1,618,785,469,173.36/1,452,284.70
  6. Step 6: Final answer
    x = 1,114,647.47

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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.