Home / 1,169,771.60-1,753,447.80-636,165.20

Finding the Fourth Proportional to 1,169,771.60, 1,753,447.80 and 636,165.20

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Solution

The fourth proportional to 1,169,771.60, 1,753,447.80 and 636,165.20 is: 953,589.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,169,771.60 : 1,753,447.80 = 636,165.20 : x
  2. Step 2: Convert to fraction form
    1,169,771.60/1,753,447.80 = 636,165.20/x
  3. Step 3: Cross multiply
    1,169,771.60x = 1,753,447.80 × 636,165.20
  4. Step 4: Simplify right side
    1,169,771.60x = 1,115,482,470,376.56
  5. Step 5: Solve for x
    x = 1,115,482,470,376.56/1,169,771.60
  6. Step 6: Final answer
    x = 953,589.97

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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.