Home / 1,793,962.60-2,690,885.58-728,689.48

Finding the Fourth Proportional to 1,793,962.60, 2,690,885.58 and 728,689.48

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Solution

The fourth proportional to 1,793,962.60, 2,690,885.58 and 728,689.48 is: 1,093,010.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,793,962.60 : 2,690,885.58 = 728,689.48 : x
  2. Step 2: Convert to fraction form
    1,793,962.60/2,690,885.58 = 728,689.48/x
  3. Step 3: Cross multiply
    1,793,962.60x = 2,690,885.58 × 728,689.48
  4. Step 4: Simplify right side
    1,793,962.60x = 1,960,820,014,029.70
  5. Step 5: Solve for x
    x = 1,960,820,014,029.70/1,793,962.60
  6. Step 6: Final answer
    x = 1,093,010.53

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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.