Home / 1,629,899.30-2,446,458.02-1,223,678.64

Finding the Fourth Proportional to 1,629,899.30, 2,446,458.02 and 1,223,678.64

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Solution

The fourth proportional to 1,629,899.30, 2,446,458.02 and 1,223,678.64 is: 1,836,726.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,629,899.30 : 2,446,458.02 = 1,223,678.64 : x
  2. Step 2: Convert to fraction form
    1,629,899.30/2,446,458.02 = 1,223,678.64/x
  3. Step 3: Cross multiply
    1,629,899.30x = 2,446,458.02 × 1,223,678.64
  4. Step 4: Simplify right side
    1,629,899.30x = 2,993,678,422,730.69
  5. Step 5: Solve for x
    x = 2,993,678,422,730.69/1,629,899.30
  6. Step 6: Final answer
    x = 1,836,726.00

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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.