Home / 1,146,346.87-1,716,883.83-665,383.50

Finding the Fourth Proportional to 1,146,346.87, 1,716,883.83 and 665,383.50

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Solution

The fourth proportional to 1,146,346.87, 1,716,883.83 and 665,383.50 is: 996,544.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,146,346.87 : 1,716,883.83 = 665,383.50 : x
  2. Step 2: Convert to fraction form
    1,146,346.87/1,716,883.83 = 665,383.50/x
  3. Step 3: Cross multiply
    1,146,346.87x = 1,716,883.83 × 665,383.50
  4. Step 4: Simplify right side
    1,146,346.87x = 1,142,386,171,898.81
  5. Step 5: Solve for x
    x = 1,142,386,171,898.81/1,146,346.87
  6. Step 6: Final answer
    x = 996,544.94

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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.