Home / 2,745,788.40-4,118,638.46-852,531.66

Finding the Fourth Proportional to 2,745,788.40, 4,118,638.46 and 852,531.66

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Solution

The fourth proportional to 2,745,788.40, 4,118,638.46 and 852,531.66 is: 1,278,783.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,745,788.40 : 4,118,638.46 = 852,531.66 : x
  2. Step 2: Convert to fraction form
    2,745,788.40/4,118,638.46 = 852,531.66/x
  3. Step 3: Cross multiply
    2,745,788.40x = 4,118,638.46 × 852,531.66
  4. Step 4: Simplify right side
    2,745,788.40x = 3,511,269,678,980.99
  5. Step 5: Solve for x
    x = 3,511,269,678,980.99/2,745,788.40
  6. Step 6: Final answer
    x = 1,278,783.78

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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.