Home / 1,877,286.60-2,816,039.82-724,539.40

Finding the Fourth Proportional to 1,877,286.60, 2,816,039.82 and 724,539.40

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Solution

The fourth proportional to 1,877,286.60, 2,816,039.82 and 724,539.40 is: 1,086,851.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,877,286.60 : 2,816,039.82 = 724,539.40 : x
  2. Step 2: Convert to fraction form
    1,877,286.60/2,816,039.82 = 724,539.40/x
  3. Step 3: Cross multiply
    1,877,286.60x = 2,816,039.82 × 724,539.40
  4. Step 4: Simplify right side
    1,877,286.60x = 2,040,331,801,558.91
  5. Step 5: Solve for x
    x = 2,040,331,801,558.91/1,877,286.60
  6. Step 6: Final answer
    x = 1,086,851.52

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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.