Home / 1,807,200.70-2,711,628.48-782,844.19

Finding the Fourth Proportional to 1,807,200.70, 2,711,628.48 and 782,844.19

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Solution

The fourth proportional to 1,807,200.70, 2,711,628.48 and 782,844.19 is: 1,174,624.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,807,200.70 : 2,711,628.48 = 782,844.19 : x
  2. Step 2: Convert to fraction form
    1,807,200.70/2,711,628.48 = 782,844.19/x
  3. Step 3: Cross multiply
    1,807,200.70x = 2,711,628.48 × 782,844.19
  4. Step 4: Simplify right side
    1,807,200.70x = 2,122,782,601,006.53
  5. Step 5: Solve for x
    x = 2,122,782,601,006.53/1,807,200.70
  6. Step 6: Final answer
    x = 1,174,624.71

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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.