Home / 1,268,885.08-1,903,825.74-558,414.72

Finding the Fourth Proportional to 1,268,885.08, 1,903,825.74 and 558,414.72

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Solution

The fourth proportional to 1,268,885.08, 1,903,825.74 and 558,414.72 is: 837,841.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,268,885.08 : 1,903,825.74 = 558,414.72 : x
  2. Step 2: Convert to fraction form
    1,268,885.08/1,903,825.74 = 558,414.72/x
  3. Step 3: Cross multiply
    1,268,885.08x = 1,903,825.74 × 558,414.72
  4. Step 4: Simplify right side
    1,268,885.08x = 1,063,124,317,530.89
  5. Step 5: Solve for x
    x = 1,063,124,317,530.89/1,268,885.08
  6. Step 6: Final answer
    x = 837,841.29

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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.