Home / 1,346,190.30-2,019,285.45-814,749.30

Finding the Fourth Proportional to 1,346,190.30, 2,019,285.45 and 814,749.30

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Solution

The fourth proportional to 1,346,190.30, 2,019,285.45 and 814,749.30 is: 1,222,123.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,346,190.30 : 2,019,285.45 = 814,749.30 : x
  2. Step 2: Convert to fraction form
    1,346,190.30/2,019,285.45 = 814,749.30/x
  3. Step 3: Cross multiply
    1,346,190.30x = 2,019,285.45 × 814,749.30
  4. Step 4: Simplify right side
    1,346,190.30x = 1,645,211,406,887.69
  5. Step 5: Solve for x
    x = 1,645,211,406,887.69/1,346,190.30
  6. Step 6: Final answer
    x = 1,222,123.95

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.