Home / 1,268,790.24-1,903,928.94-510,513.60

Finding the Fourth Proportional to 1,268,790.24, 1,903,928.94 and 510,513.60

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Solution

The fourth proportional to 1,268,790.24, 1,903,928.94 and 510,513.60 is: 766,069.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,268,790.24 : 1,903,928.94 = 510,513.60 : x
  2. Step 2: Convert to fraction form
    1,268,790.24/1,903,928.94 = 510,513.60/x
  3. Step 3: Cross multiply
    1,268,790.24x = 1,903,928.94 × 510,513.60
  4. Step 4: Simplify right side
    1,268,790.24x = 971,981,617,303.58
  5. Step 5: Solve for x
    x = 971,981,617,303.58/1,268,790.24
  6. Step 6: Final answer
    x = 766,069.59

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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.