Home / 3,558,135.40-4,910,204.41-1,926,537.72

Finding the Fourth Proportional to 3,558,135.40, 4,910,204.41 and 1,926,537.72

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Solution

The fourth proportional to 3,558,135.40, 4,910,204.41 and 1,926,537.72 is: 2,658,609.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,558,135.40 : 4,910,204.41 = 1,926,537.72 : x
  2. Step 2: Convert to fraction form
    3,558,135.40/4,910,204.41 = 1,926,537.72/x
  3. Step 3: Cross multiply
    3,558,135.40x = 4,910,204.41 × 1,926,537.72
  4. Step 4: Simplify right side
    3,558,135.40x = 9,459,693,985,545.74
  5. Step 5: Solve for x
    x = 9,459,693,985,545.74/3,558,135.40
  6. Step 6: Final answer
    x = 2,658,609.90

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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.